.FDX Mens cycling tights are Ideal for winter. Super thermal Roubaix fabric with a unique warm fleece interior which provides incredible heat retention and keeps your body warm in the coldest conditions. .Flat seam construction with a four way stretch panel ensures total freedom of movement. .Multi section design for Anatomically fit Dupont Coolmax 3D anti Bac padding provides great comfort for longer rides .Flat seam construction prevents skin irritation and ensures freedom of movement .Super roubaix Italian fabric with fleece interior .100% Money Back Guarantee .Waist Size: SMALL: 30" - 32" MEDIUM: 32" - 34" LARGE: 34" - 36" XLARGE: 36" - 38" XXLARGE: 38" - 40"