Your feet will be nice and warm in the Georgia Boot AMP LT insulated waterproof composite toe logger boot. This insulated work boot features 600 grams of 3M Thinsulate Ultra Insulation for those chilly workdays. The upper on this welt constructed waterproof composite toe logger boot is made from SPR leather and features milled brass hardware and a removable brush guard kiltie. It has built in grip panels for an easy pull on of the boot. The back has a heel stabilizing Counter Lock System that prevents heel slippage when you walk. The rubber panel on the Counter Lock also acts as a protectant from wear on the heel during boot removable. The composite toe cap on this 9 work boot is ergonomically designed to give your toes a better range of motion. This boot has been tested and meets ASTM F2413 certification for impact and compression standards. The interior of the boot is packed with comfort features. In addition to the insulation, this boot is equipped with the breathable Georgia Waterproof System. It is guaranteed to prevent water from seeping into the boot while working in wet conditions. The AMP LT memory foam insole is removable and supremely comfortable. The rubber lug outsole is both oil and slip resisting and meets ASTM F2413 electrical hazard standards for safety footwear. It contains a double-ribbed steel shank for added durability and arch support. 600 grams of 3M Thinsulate Ultra Insulation 9 Inches in height AMP LT insole with memory foam ASTM F2413 Electrical Hazard Standard ASTM F2413 protective toe classification Composite toe ErgoFit safety toe designed to match contours of feet, providing superior comfort and flexibility Full grain SPR leather upper