The Champion Sports Foam Plyo Box is a versatile training essential designed to help improve your athletic performance. Featuring a spacious 30"W x 36"L landing surface and a durable premium density EVA foam core that maintains its integrity over time these boxes are perfect for explosive jump training speed drills and a variety of plyometric exercises. The heavy-duty 1000D black vinyl exterior shields the foam core while providing a secure footing. Equipped with handles for easy repositioning and Velcro tabs with YKK zippers to securely stack multiple boxes these plyo boxes offer customizable height options of 3" 6" 12" 18" or 24" to accommodate athletes of all levels.