The Women's Legacy Boot by XTRATUF offers flexible, all-day comfort and the best protection against the broadest range of acids, corrosives and contaminants. Roll it down to expose an interior print. Details Recommend half sizes order up 100% Waterproof Slip-Resistant, Non-Marking Outsole for the Best Traction on Wet Surfaces. Triple-Dipped Shells for Extra Tough, Extra Watertight Protection Hand-Layered Construction Adds Flex and Strength at Critical Stress Points Acid Chemical Resistant Viral Penetration Resistant per ASTM F1671 / F1671M - 13 Designed Specifically for a Women's Fit Shaft Circumference is 11 inches and was taken from a size 7. There may be slight measurement variations based on size. Approximately 4 lbs Measurements were taken from a size 7 and may vary by size XTRATUF Beach Glass Legacy Boot