Making Waves in Comfort! Meet Hangyodon, the quirky, emotional character from Sanrio! These statement crew socks feature a vibrant green and blue design with the lovable sea creature front and center. Made from a fluffy, thick material, they provide supreme warmth and a fun splash of color to your day. Material: Fluffy Microfiber. Length: Crew. Occasion: Character Wear, Novelty, Cozy Nights.