Book's quiet confidence comes both from within and the work he puts in. He would prefer to let his game and the Book 2 talk for him. Armed with game-ready tech, it's lighter and more responsive than Book's original masterpiece. Forefoot Air Zoom gives his first step a turbo boost. Player-approved Cushlon offers coast-to-coast cushion. And a super-charged sockliner gives Book soft, responsive step-in bounce. Ball in. Design: A midfoot webbing system offers snug, soft security for quick cuts and sudden Book-like jabs and pivots The upper is made of a light, durable synthetic material that disappears on your foot In-Shoe Comfort: Air Zoom unit has been moved from the heel to the forefoot for low profile responsiveness The midsole is made of the newest Cushlon foam, which gives you a plush underfoot sensation, so your feet feel fresh throughout the 4th quarter Durability & Traction: The modernized herringbone traction pattern was inspired by Book's love for the Air Force 1, taking its cues from heritage hoops pivot circles that delivers traction and durability Additional Details: Product shown in Men's and Women's sizes Example: M7.5/W9.0 = Men's size 7.5, Women's size 9.0