ROCKY S2V Special Ops Men's Tactical Military Boots - Coyote Brown, US 11 EXCELLENT CONDITION! Built to withstand all types of terrain, the S2V is the world's #1 military boot. Field-tested by every branch of service for performance and safety, this boot provides unmatched comfort for any mission. Made of flash-resistant, water-resistant leather and 1,000-denier CORDURA® nylon, this combat boot is coated for flame resistance. Drainage vents with advanced S2V Sieve technology circulate air in and push water out, allowing your feet to dry quickly in these military boots.