Design: High top TechLoom bootie provides a sock-like fit and quick ingress and egress Elastic cross straps work in conjunction with synthetic overlays to keep your foot planted Highly padded external collar with Velcro straps allows infinite levels of lockdown to provide as much support as you need NBA banned Eight Spring Load ‘N Launch® device embedded in the forefoot to instantly increase vertical leap up to 3.5 in. In-Shoe Comfort: Performance sockliner adds extra cushion and forms to your foot for a custom fit APL® FutureFoam midsole is lightweight and responsive, providing great cushioning and energy return Durability & Traction: Clear rubber outsole with multi-direction traction keeps you light on your feet Additional Details: Weight: 16.8 oz.