Sizes: XXS women's 5 6.5, XS men's Socks: 5.5 6.5 women's 7 8, S men's Socks: 7 8 women's 8.5 9.5, M men's Socks: 8.5 9.5 women's 10 11, L men's Socks: 10 11 women's 11.5 12.5, XL men's Socks: 11.5 13 The Acorn VersaFit socks offer the ultimate in fit, form and function. Constructed of Acorn Comfort Fleece in solid colors and original and proprietary prints, they offer all the warmth without the weight. The hydrophobic, breathable fleece fibers quickly wick moisture away from your skin to prevent odor while the patented flat lock seams and mid cut height provide a comfortable, secure fit. New VersaFit style for ultimate fit, form and function Lofty Acorn Comfort Fleece for warmth without weight Acorn original and proprietary fleece print designs Perfect for everyday wear Hydrophobic, breathable fleece fibers wick moisture to prevent odor Patented flat lock seams for added comfort Mid cut height for versatile wear and secure fit. Weight: 3.5 oz pair 10.5 inches tall. 21208.