Product specifications: Color: Yellow Features: Function: Breathable, sweat absorption, anti-friction, warmth, non-slip Unique design, thick enough and very fluffy, giving you a very comfortable experience. You can wear it to move freely on a clean floor or sleep in it to ward off the cold together. It is also a perfect gift for your lover, father and friends. Size: One size (36-42 yards) Package included: 1 pair of socks Note 1. Please allow 1-3 cm size error due to manual measurement. 2. Please note that due to lighting effects and monitor brightness/contrast settings, etc., the hue of the website photos may be slightly different from the real thing.