Reebok Men's Rapid Response 6'' Side Zip Stealth Boot with Composite Toe Black he Rapid Response RB® is a field-proven tactical boot with advanced comfort technology and durability for modern first responders, law enforcement officers, and military professionals. The leather and ballistic nylon upper is resilient enough for rugged terrain and urban landscapes. The EVA midsole, embedded Shock Eliminator heel cushion, and Foot Force® F2A footbed work together to provide all-day cushioning and comfort. Features an aggressive and iconic mountain trail rubber outsole. Specifications Type 6" Stealth Boot with Side Zipper Toe Composite Toe Upper Smooth Leather and Ballistic Nylon Color Black Lining Moisture Wicking Nylon Mesh Insole Foot Force® F2A Removable Polyurethane Cushion Footbed with Shock Eliminator Heel Cushion Outsole Mountain Trail Rubber Bottom and EVA Cushion Midsole Special Features Extra Wide Toe, YKK Side Zipper Features ASTM F2413, XTR® Brand Composite Toe Cap, Foot Force® F2A Athletic Footbed, Side Zipper, Electrical Hazard Protection, Composite Toe, Airport Friendly Reebok Men's Rapid Response 6'' Side Zip Stealth Boot with Composite Toe Black