GETS YOU IN YOUR BEST SHAPE Yes4All Soft Plyo Box is the perfect training equipment to accompany your workout routine. Working out with our jump box helps improve your speed, quickness and power with numerous plyometric exercises such as box squats, box jumps, step ups, push-ups, lunges and dips. HEAVY DUTY CONSTRUCTION AND DESIGNED FOR SAFETY As solid as can be, the adjustable jump box is made of PE foam enclosed with quality PVC covering for maximum durability. Its high grip surface prevents slipping while heavy duty foam construction absorbs high pressure and protects your joints. In addition, Yes4All Soft Plyo Box can hold up to 440lbs, perfectly suitable for heavy HIIT or CrossFit workouts. A TRAINING EQUIPMENT THAT IS MUCH MORE Available in 4 different height options: 6”, 12”, 18” and 24”; each box can be used in combination to create increased box heights for a more challenging, advanced plyometric workout. Now available in cultivated combos to get the confusion out of the equation: 6 + 12”, 6 + 18”, 6 + 24”, 12 + 18”, 12 + 24”, 18 + 24”, 6 + 12 + 24” and 6 + 12 + 18 + 24”. The boxes come with 2 Velcro straps each for added security and safety when stacked on top of each other. BENEFITS & USES: Boxes can be used with each other for added challenge Improves your strength and core stability with various plyo box exercises Challenges your box jumping capabilities with different height settings Tear-resistant, durable vinyl coating to withstand the test of time HIIT and CrossFit-friendly : 1-year and 30-day return (contact seller for more details).