The plyometric tool that grows with you, the Cortex Soft Plyo Box 45cm gets you jumping higher and higher. Part of a modular set, our Soft Plyo Boxes are designed to be used in combination to progress with you as you improve, or give you access to different exercises. To support stacking, the boxes have Velcro tabs that lock boxes in place to stabilise them through intense workouts. The 45cm box on its own is perfect for beginners-intermediate users, and lets you tackle step-ups, step-overs and box jumps. General Materials: Heavy Duty PVC, EPE Foam Set includes: 45cm / 18" Soft Plyo Box Assembled Dimensions : 90cm x 75cm x 45cm (L x W x H) Gross Weight: 8.5kg Warranty: 12 Months Parts replacement warranty