DURABLE full-grain leather boots tested six different ways for strength and durability EH RATED ALUMINUM safety toe boots for men ASTM F2413-18 I/75 C/75 EH certified for impact and compression protection WATERPROOF boots featuring breathable Danner Dry barrier that keeps water out while allowing heat and sweat to escape DANNER DUAL LAYER memory foam and PU footbed. These comfortable men’s work boots also feature a memory foam strobel sock for added comfort and cushioning underfoot OIL- & SLIP-RESISTANT rubber outsole with a low-profile 90-degree heel for versatile indoor and outdoor traction Comfort that works overtime–whether you're putting in long days in the machine shop, on a road crew or on the tarmac, sore feet make it harder to concentrate on the task at hand. The Caliper is designed for jobsite comfort and safety. The full-grain leather upper is strong and durable, but soft enough to wear right out of the box. The aluminum safety toe is ASTM F2413-18 I/75 C/75 EH certified for impact, compression, and electrical hazards. The boot is constructed with a Dual Layer Comfort Footbed, cushioning underfoot to give you maximum comfort from clock-in to clock-out, and the oil- and slip-resistant heel outsole offers versatile indoor/outdoor traction.