Bring the joy of carefree moments to your outfit with our Happy Days Socks! Featuring lively colors and playful patterns, these socks are made to brighten your mood and keep you smiling from the ground up. Because every day should feel like a happy day! Unisex Designs – Bamboo Printed Crazy Socks Two Sizes: S/M (EU 36–41 US 6–8.5) & L/XL (EU 42–46 US 9–13) 360 Print Technology 79% Bamboo – 19% Polyamide – 2% Elasthane Machine Wash at 30ºC/86ºF. Do not Tumble Dry, Bleach or Iron. Can be worn in the last spring and winter