Explore boys' slippers from the likes of Disney, Hanes, Under Armour, Havaianas, Reef, Forever, Acorn, Deer Stags, Puma, Nike, etc. Crocs, an American footwear company, provides footwear for all occasions and seasons. It has flip-flops, shoes, boots, clogs, sandals, flats and much more for people of all ages. Shades of gray include cool gray, warm gray, dark, light, slate gray, and blue-gray.