• U.S. shoe size: women’s 5–10, men's 3.5–8.5
• Calf fits up to 16-inch circumference
• 52% cotton, 45% polyester, 3% spandex
• Threads are OEKO-TEX certified, meaning no harmful chemicals
• Made in Korea

One of our favorite Halloween decorations is the glow-in-the-dark skeleton. He's plastic, he's green and he's ready to drop on unsuspecting trick-or-treaters. These funny glow-in-the-dark knee socks show just where the leg bone is connected to the ankle bone – in fact, it features an accurate depiction of the tibia, fibula and the small bones of the foot with ghoulish glowing outlines.