Ortho Rebound Insole designed to reduce foot fatigue, Strategically placed high-tech Poron pads are placed in the sole and under your foot's peak stress, Waterproof Elasticated Gusset on inside of the leg seam which reduces stress on the premium leather and improves foot entry for ultimate comfort, Durable TPU outsole, providing a high tolerance against cuts, abrasion, splitting and cracking, as well as a high resistance to most oils and chemicals, Leather lined heel counter and shaft slide, ErgoDefender steel toe cap, Electrical hazard protection, Slip- and oil-resisting rubber outsole, Waterproof, Pull-on style with pull tabs,