Unlock explosive power, speed, and total-body conditioning with the Gronk Fitness 3-in-1 Heavy Foam Plyometric Box. Engineered for athletes who demand versatility and durability, this multi-height plyo box supports a wide range of workouts—from HIIT circuits and jump training to step-ups, box squats, and recovery sessions.

Featuring a high-density EPE foam core rated to 330 lb, this plyo box provides the firm, stable feel athletes prefer without the risk of bruised shins common with traditional wooden boxes. The slip-resistant vinyl shell delivers secure landings and confident foot placement, even during high-intensity intervals.

With three height options in one piece of equipment, you can instantly scale difficulty, progress movements, or customize programming for clients of all fitness levels. Whether you're building an explosive lower body, improving agility, or expanding your home gym capabilities, this plyo box delivers elite performance with no assembly required.

Key Features

• 3-in-1 multi-height design for versatile training and scalable difficulty

• High-density EPE foam core (330 lb capacity) provides stability while reducing injury risk

• Slip-resistant vinyl surface ensures traction and safer landings

• No assembly required — ready to train right out of the box

• Ideal for HIIT, plyometrics, conditioning, strength progressions, and rehab

• Durable construction maintains shape and integrity through repeated, explosive impact

Safety Notes

• Always land jumps near the center of the box for stability.

• Not recommended for use on slick or slippery flooring.