Backless footwear is a type of shoe that does not have a back or heel, and can include MULES (5 letters), MULE (4 letters), OTTOMAN (7 letters), DIVAN (5 letters) and STOOL (5 letters). MULES are a type of shoe that has a closed toe and heel, but no back. A MULE (4 letters) is a similar type of shoe, but with an open back. An OTTOMAN (7 letters) is a type of shoe with a low heel and a closed back. A DIVAN (5 letters) is a type of shoe with a low heel and an open back. Lastly, a STOOL (5 letters) is a type of shoe with a low heel and no back.