The upper is constructed from a microfiber which is superbly lightweight, durable and abrasion resistant. External TPR toe reinforcement helps protect against abrasion and gives greater stability. Flex areas on heel and instep for an enhanced comfort while walking. Advanced 3D mesh offers a highly breathable lining together with a microfiber suede anti-slip surface inside the heel. Internal protective toe box and heel counter are positioned under the microfiber outer chassis. Extremely lightweight, specifically compounded, rubber sole provides textured grip, excellent absorption and features an integrated support shank for an enhanced sole rigidity. Replaceable anatomical EVA footbed with lycra lining on top. Strategically positioned metallic mesh vent for improved airflow. SEKTOR shoe is Cat 2 CE certified to 89/686/ECC EU directive. Inedited 3D dimensional ankle protection for improved fit and a lighter weight. Original speed lace system derived from auto racing shoes for a personalized fit and feel Ankle hook and loop strap provides secure closure and fits flush within upper ankle polymer protection panel to ensure streamlined finish.