Constructed from a durable and lightweight microfiber and incorporating a speed lacing system and ankle straps for secure and personalized closure, the Sektor Shoe features class-leading protection into its sleek-styled chassis. Lightweight microfiber upper construction 3D dimensional ankle guard for improved fit and light weight Auto racing shoe styled speed lacing closure system Ankle hook-and-loop closure straps for a secure, flush fit Upper ankle streamlined polymer guard panel External TPR toe reinforcement for abrasion resistance Flex areas on heel and instep for enhance comfort when walking Lining is breathable 3D mesh with a microfiber suede anti-slip surface inside at the heel Internal toe box and heel counter guards positioned under the shoe outer chassis Lightweight rubber sole with textured grip design and integrated support shank for rigidity Replaceable anatomical EVA footbed with stretch fabric top liner Metallic mesh airflow vent CE-certified to category 2. CE-certified to 89/686/EEC EU Directive