ACORN. A10157ACK. TODDLERS RAGG WOOL BOOTIES. GREY. Itty bitty bootie slippers for tiny tots. These easy-on cozy slippers have heel-to-toe cushioning and are made from temperature regulating materials. Slipper materials are temperature regulating for four-season comfort. Soft berber linings wrap the foot in coziness. Premium multilayer Cloud Cushion. footbed delivers cloud-like comfort with every step.