5.11 Tactical Speed 4.0 8in Side Zip Boot Black 10 US Regular. 0 8 Side Zip Comes Equipped With Polishable Leather Uppers Reinforced With Nylon For Durability. Force Foam Heel Cushioning An Ortholite Footbed And A High-abrasion Mesh Tongue Make Sure Your Feet Are Feeling Good No Matter The Job. The Astm Slip- And Oil-resistant Outsole And Heat Deflecting Layer Work Together So You Don't Feel The Heat When Your Feet Hit The Street. Specifications for 5.11 Tactical Speed 4.0 8in Side Zip Boot: Manufacturer: 5.11 Tactical Age Group: Adults Men's Shoe Width: Regular Boot Shaft Height: 8 in Boot Style: Tactical Boot Color: Black Activity: Tactical Footwear Closure: Side Zipper Water Resistance Level: Waterproof Footwear Upper Fabric/Material: Leather Package Contents: 5.11 Tactical Speed 4.0 8 Sz