5.11 - 12025 Women's A.T.A.C. 6" Side Zip Boot 100% Leather and textile Synthetic sole Shaft measures approximately 5 from arch Boot opening measures approximately 7 around Side zip functionality with YKK Zipper hardware; stay tied sausage laces Full grain leather and rugged nylon construction and antibacterial and moisture wicking lining Shock Mitigation System Semi rigid heel and toe reinforcement; Polished leather toe Hypertext lasting board; cushioned insole Generous open cell foam cushioning