1,500 & 1,000 g
Feedback
Proprioception. Positions. Mechanics.
1,500 gStrong Proprioceptive Feedback
1,000 gProprioception & MechanicsThrowing & Hitting Plyo Balls for Baseball
Throw Better.
Hit Better.
C2 Throwing Plyo Balls train mechanics, arm care and velocity. C2 Hitting Plyo Balls make contact quality, bat path and barrel control visible. For players, coaches and teams who train with a clear purpose.
Choose your focus.
Designed for BaseballBuilt for purposeful throwing and hitting development
Coach DevelopedBuilt from real baseball and player-development work
European ShippingShorter routes and no overseas import within the EU
Premium MaterialsMade for regular, performance-focused training
Plyoshop is now C2 Baseball.
Shop all Plyo Balls at C2
The proven product quality stays. The C2 brand adds coaching expertise, education and a clearer path from equipment to purposeful training.
Choose Throwing or Hitting Plyo Balls
Throwing Plyo Balls
Throw Better.
Feel mechanics. Structure arm care. Develop velocity and arm speed with a clear training stimulus.
For pitchers, position players & coaches
Hitting Plyo Balls
Hit Better.
Make contact quality visible. Train bat path, timing and barrel control with immediate feedback.
For hitters, teams & coachesThrowing Plyo Balls · Velocity · Arm Care · Mechanics
Plyo Balls for Throwing.
Six progressive Baseball Plyo Balls make movement easier to feel and organize the training stimulus: heavy weights for proprioceptive feedback and mechanics, middle weights for warm-up and rate of force development, and light weights for overspeed training and arm speed.
Who the set is built for.
Best for PitchersMechanics, warm-up, arm care and velocity.
Useful for Position PlayersThrowing pattern, arm speed and preparation.
Built for Coaches & TeamsOne set for structured stations and routines.
Progressive for Youth PlayersMatch drill, weight and intent to the athlete.
- Throwing mechanics and movement awareness
- Warm-up and preparation to throw
- Constraint drills and technical work
- Intent, arm speed and velocity training
- Progressive throwing and arm-care routines
Exclusive with the complete Throwing Set
Keep your set complete.
The C2 Replacement Pass lets you replace missing regular Throwing Plyo Balls at a reduced price—so one lost ball does not mean buying a whole new set.
Throwing Plyo Balls · 100 to 1,500 g
Three Clear Stimuli.
Every weight has a job. Heavy balls increase proprioceptive feedback. The middle weights connect warm-up, rate of force development and mechanics work. Light balls create an overspeed stimulus for focused arm-speed development.
1,500 gStrong Proprioceptive Feedback1,000 gProprioception & Mechanics450 & 225 g
Force
Warm-up. RFD. Technical constraints.
450 gWarm-Up, RFD & Mechanics
225 gWarm-Up, RFD & Mechanics150 & 100 g
Speed
Overspeed. Coordination. Arm speed.
150 gOverspeed & Arm Speed
100 gOverspeed & Arm Speed
The Ball Is Not the Program. Plyo Balls are a training tool, not a complete program. The result comes from a clear task, the right intent and sensible workload management.
Ready for the complete weight progression?See the full set—or understand the drills first.
Throwing Plyo Balls · Mechanics & Proprioception
Feel the Movement.
Throwing Plyo Balls change the conditions of the movement. The full educational foundation of the original Plyoshop page remains—presented in calmer chapters and connected directly to each training stimulus.
Mechanics.
The 1,500 g and 1,000 g balls create the strongest proprioceptive feedback. Used in controlled constraint drills, they make positions, rhythm and movement paths easier to feel and support focused mechanics work.
Rate of Force Development.
The middle weights—450 g and 225 g—fit warm-up, rate-of-force-development work and technical constraint drills. The stimulus comes from the combination of weight, task, intent and well-managed volume.
Arm Speed.
The 150 g and 100 g balls create an overspeed stimulus. They challenge coordination and movement quality at higher speeds and can be used specifically to develop arm speed.
Warm-Up.
The different weight can help the arm access larger ranges of motion at lower throwing intensities. When dosed correctly, Throwing Plyo Balls support mobility, activation and preparation for higher-intensity throwing.
Heavy balls are not automatically dangerous. Workload comes from weight, drill, intent, volume and the individual athlete. A regulation baseball can also create too much stress when training is poorly managed.
Arm Care.
Plyo Balls can be used in arm-care routines for movement quality, arm fitness, deceleration and force absorption. They do not replace medical assessment or rehabilitation. Pain is a reason to stop and seek qualified guidance.
Turn understanding into training.
The complete set combines heavy balls for proprioceptive feedback, middle weights for warm-up, RFD and mechanics, and light balls for overspeed and arm-speed development.
Throwing Plyo Balls in Action
Niklas Rimmel’s Pregame Routine.
A look at how Niklas Rimmel prepares before a game. The video also shows him using C2 Plyo Balls as part of his personal routine.
Velocity Training · Arm Care · Throwing Drills
Train With Purpose.
Understand the stimulus first. Then choose the drill. C2 articles and routines show how Throwing Plyo Balls fit into a complete throwing program.
Understand.
Fundamentals
What Plyo Balls Do
Warm-up, physical adaptation, technical development and arm care—placed in the right context.
Read the article → Training DesignHow to Add Plyo Balls to Training
Turn individual balls and drills into a coherent training block.
Read the article → Free RoutineFree Plyoball Routine
A practical introduction with exercises, links and videos for structured early sessions.
View the routine →Apply.
Throwing Drill
Pivot Pickoffs
An arm-action drill for timing, the pickup phase and the driveline.
View the drill → Throwing DrillRoll-In Throws
Add movement with a focus on trunk stack, hip position and the transition into the throw.
View the drill → Throwing DrillStep-Back Throws
Train weight shift, back-hip load, sequencing and the lead-leg block.
View the drill →Hitting Plyo Balls · Contact Quality · Bat Path
Plyo Balls for Hitting.
C2 Hitting Plyo Balls weigh 350 grams and provide immediate feedback on every contact. They show whether the barrel stays stable through the ball—and whether bat speed actually becomes contact quality.
Who the balls are built for.
Best for HittersContact quality, bat path and timing.
Excellent for Youth PlayersDirect feedback that is easy to understand.
Built for Coaches & TeamsOne or five dozen for stations and groups.
Made for Small SpacesHigh-quality reps without full-distance flight.
- Contact quality and barrel awareness
- Bat path, timing and acceleration through the ball
- Immediate feedback through ball flight and spin
- Color-based swing-decision drills
- High-volume training in smaller spaces
Hitting Plyo Balls · Contact Quality
Own the Contact.
Contact quality is created at impact. These principles explain why Hitting Plyo Balls make bat path, barrel control, timing and acceleration through the ball immediately visible.
Contact Quality.
Contact quality describes how efficiently energy moves from the bat into the ball. It improves when the barrel stays stable behind the ball and contact is made close to the center of the ball.
Poor contact often shows up as weak ground balls, mishits, excess spin, limited control or inconsistent ball flight. More strength or more bat speed does not automatically solve that problem—the issue may be the contact itself.
Honest Feedback.
Regulation baseballs can hide small errors. Hitting Plyo Balls are less forgiving: when the barrel is not cleanly behind the ball, the ball visibly spins or leaves the bat like a pizza.
The athlete immediately sees and feels whether the barrel was stable, whether acceleration continued through the ball, whether contact was centered and whether the bat angle matched the task.
350 Grams.
Testing showed that the heavier 350 g design creates especially useful contact-quality feedback. It requires the hitter to keep applying force through contact while reducing flight distance for high-rep work in smaller spaces.
Two Colors.
Pink and gray are easy to find on grass. The two colors can also drive swing-decision work: swing at one color and take the other, connecting movement feedback with visual recognition and decision-making.
The objective is not simply to swing harder. The objective is to create clean contact and keep transferring force through the ball.
Make contact quality trainable.
Choose the pack size that fits the athlete, the cage or the entire team.
Hitting Plyo Balls in Training
Instant Feedback.
The ball shows what happens at impact. A stable barrel drives it cleanly. Poor contact creates visible spin and unstable ball flight.
See contact quality immediately
Accelerate through the ball
Improve barrel control
Train swing decisions with two colors
National Team & Academy Experience
What Coaches Say.
Georg Bull and Octavio Medina explain how immediate feedback improves daily work on contact quality, barrel control and player development.
Georg BullDirector of the DBA · Germany U18 and U15 National Team Coach · Multiple-Time European Champion
Octavio MedinaAssistant Coach of the German National Team · Manager of the Untouchables Paderborn
Turn on sound to hear the complete coach feedback.
Feel the feedback in your next hitting block.Choose the pack size that fits your athlete, cage or team.
Shop Hitting Plyo Balls
Hitting Plyo Balls · Constraint Training · Bat Speed
Train Smarter.
Go deeper into contact quality, swing decisions and bat-speed transfer—then open the pack size that fits your training environment.
Go Deeper.
Contact Quality
Why Heavy Hitting Plyo Balls Change Training
A detailed guide to barrel stability, pizza spin, the 350 g design and small-space training.
Read the article → Product GuideC2 Hitting Plyo Balls
Pack sizes, key benefits, current availability and the complete product description.
View the product → Plyoball BlogAll Plyoball Articles
Throwing, hitting, routines, product development and practical training content.
Open the blog →Verifiable Trust
Trust. Earned.
Real training videos, published store data and verifiable coaching practice. No invented voices. No artificial performance claims.
4.95/5current overall C2 store rating
95published store reviews, July 2026
EUships from Europe without overseas import
2–7business-day delivery estimate shown in the shop
The rating and review count refer to the complete C2 store. Products, education and drills are shaped by work with players, teams and performance baseball.
C2 Baseball
Built for Baseball.
Performance-focused products for players, coaches and clubs in Europe—with a clear function, reliable availability and education instead of hype.
Plyoshop and C2 worked together for years. When the previous supplier stopped operating, C2 continued the product line—keeping the practical know-how while managing production, branding and availability under one performance-focused baseball brand.
National-Team Coaching Experience in international performance baseball.
Player Development Work with youth, club and advanced players.
Sport Science Training explained, structured and placed in context.
Baseball in Europe Products and support built for European players and clubs.
Other Throwing Sports
Beyond Baseball.
C2 is a baseball brand. The principles of variable weight, movement feedback and progressive loading can still be relevant in other throwing sports when adapted by qualified coaches.
Handball
Soft balls with different weights may support selected throwing-movement, perception and load-variation drills. The exercises must be adapted to handball technique and demands.
Football
Quarterbacks and position coaches can use similar ideas for arm action, rhythm and variable constraints. Baseball drills should not be transferred without sport-specific adjustment.
Javelin
Sequencing, speed and energy transfer are central to the javelin throw as well. Plyo Balls can provide supplemental feedback but do not replace the implement or sport-specific technical work.
Frequently Asked Questions
Questions. Answered.
Clear answers about Baseball Plyo Balls, velocity training, arm care, contact quality, overspeed and constraint training.
What is the difference between Throwing and Hitting Plyo Balls?
Throwing Plyo Balls support mechanics, arm care, warm-up, velocity and constraint drills. Hitting Plyo Balls train contact quality, bat path, timing, barrel control and constraint drills.
Who should use Throwing Plyo Balls?
Pitchers, catchers, infielders, outfielders, developing athletes, coaches and teams. The drill, weight, intent and volume should match the athlete’s age and training level.
Who should use Hitting Plyo Balls?
Baseball and softball hitters who want to train contact quality, barrel stability, acceleration through the ball and swing decisions. Their shorter flight makes them especially useful in compact training spaces.
Can beginners use Plyo Balls?
Yes. Beginners should start with simple tasks, controlled intent and clear coaching cues. A progressive approach is especially important with Throwing Plyo Balls.
How often should I use Throwing Plyo Balls?
Frequency depends on age, training objective, time of year, current throwing volume and individual capacity. Plyo Balls can appear briefly in warm-up, mechanics work, velocity training or arm-care routines.
Are Throwing Plyo Balls safe?
No training tool is automatically safe or dangerous. Stress comes from the weight, drill, intent, volume and the individual athlete. Stop when pain occurs and seek qualified guidance.
Why do the Hitting Plyo Balls weigh 350 g?
The added weight increases contact feedback, requires force to continue through the ball and reduces flight distance. That makes them useful for intensive contact-quality training in smaller spaces.
Why are the Hitting Plyo Balls available in two colors?
Pink and gray are easy to see and can also support swing-decision drills: swing at one color and take the other.
Are Plyo Balls the same as weighted baseballs?
No. Plyo Balls are soft and deform on impact. Weighted baseballs maintain the shape and behavior of a baseball while changing the weight. The tools create different constraints.
Where can I buy C2 Plyo Balls?
The products are sold through C2-Baseball.com. This page uses separate purchase paths for the Throwing set, the Hitting category and the relevant product pages.
Own your excellence
Train With C2.
Choose the product for your next training focus. The next step takes you directly to the right C2 offer.
Throwing.
Six weights for mechanics, warm-up, RFD, overspeed, arm care and velocity training.
Shop Throwing Plyo BallsHitting.
350 g Plyo Balls for contact quality, bat path, barrel control and swing decisions.
Shop Hitting Plyo BallsEuropean shippingPremium materialsCoach developed