The Flex Zero is designed for people who do more than one thing in a day. The cross-performance sole flexes through walking, training, and light running without the stiffness of a single-sport shoe.MATERIALS & CONSTRUCTION Upper: Mesh-knit fabric that wraps around the foot with breathable, flexible construction. Outsole: Flexible EVA (ethylene-vinyl acetate) sole with a cross-performance design for varied movement. Insole: Padded EVA insoles for sustained cushioning throughout the day. Closure: Lace-up with 4 eyelets for a classic look. Style: Low-top sneaker silhouette. Unisex fit. Weight: 650g (smallest) to 1,000g (largest) PRINT QUALITY The print bonds directly into the material rather than sitting on top. It won't crack, peel, or fade with normal wear. High-resolution printing across every customizable surface of the shoe. Full color with no limit on the number of colors in your design.