This casual knee-length boot features a ruched synthetic upper with a cozy knit cuff at the top. A full-length side zipper provides an easy on-and-off. Inside, a warm wool lining is enhanced with TEX, a water repellant, moisture-wicking membrane to keep feet in dry comfort. A durable, lightweight, flexible, TR rubber sole delivers stable shock absorbing traction. Shaft height: 15 inches. Circumference: 15 inches.