Hip Boot with Extra Tough Knee Guards and Adjustable Fit Strap.Waterproof, Vulcanized Construction. Rubber Grid Outsole with Heel Kick Plate. Steel Shank. Foot Insulated with 400 grams of Thinsulate Ultra Insulation. Non-Removable Stainless Steel Puncture Resistant Full Sole Plate. Diamond Plate Rubber Toe/Heel Guard. Flexible Internal Metatarsal Guard that meets ASTM M 175/C75 Requirements. Safety Toe ASTM 175/C75. Removable John Deere Comfort Orthotic System Insert.