Features: 100% brand new and high quality Science socks with math formula printed. Contrast color patchwork, mid-calf long socks, 3 colors optional. Made of high quality polyester, soft, moisture wicking, comfortable, stretchy and breathable. No fading. Suitable for men's/women's sandals, boots, sneakers, running shoes and dress or formal shoes, and so on. Can be worn with school uniforms, casual jeans, weddings, dressier suits, and business formal outfits. Gift for math teacher. They could be your perfect gift choices for your beloved ones in holidays, birthday and etc. 1 pair of socks only, other accessories demo in the picture are not included! Specification: Material: Polyester Sock Length: app. 20cm(7.87in) Tube Height: app. 20cm(7.87in) Optional Color: Black+Red, Deep Blue, Green Quantity: 1 pair(2pcs) Warm prompt: 1.Asian people size is 1 or 2 sizes smaller than European and American. 2.Please note that low temperature washed,do not bleach and place under the blazing sun for quite a long time. 3.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering. 4.Because of different monitors and lamplight,the picture may not reflect the actual color of the item,really thank you for your kind understanding! Package includes: 1 pair(2pcs) x Socks(without retail package)