4-Way Stretch Cotton "Flex" Boxer Trunk in Caviar Black, with classic Tommy Hilfiger branding on the silky smooth waistband. 4-way stretch long-lasting fine cotton creates a unique fit, combined with a sleek microfibre waistband. Moulded, lined front pouch for additional support and comfort. Size Guide: Small = 30-32 inch waist (European Size 48), Medium = 32-34 inch waist (European Size 50), Large = 34-36 inch waist (European Size 52), X-Large = 36-38 inch waist (European Size 54), XX-Large = 38-40 inch waist (European Size 56)