File:Home Made Shoes in Japan (1914-09 by Elstner Hilton) (borders cropped).jpg|Zori were traditionally made at home, as were . Note twine
warp, held between hands and toes, and loose-fiber
weft, to his right. File:Zori sandals instructions.jpg|Pictorial instructions on how to weave or in
Hida Minzoku Mura Folk Village; woven footwear is uncommonly produced, especially for practical necessity, in Japan in the present day. File:大祭 人足衆 草履 (3521710144) (cropped).jpg|Similar roughly-woven festival zori, but with the straps wrapped in fabric before being twisted together. File:Which pair? (7112693815).jpg|More finely-woven zori (the thong is also further back). Sewn-on outsoles are just visible at the edges. The zori originated as a slip-on form of the tie-on . In the Edo period (1603-1867), the production of zori became professionalized, and a variety of fancy types of zori emerged, using fancier materials. or
EVA foam. Soles made entirely of waterproof (usually synthetic) materials are called zori, literally rain-soled zori.
Elastomer zori are called . Wrapping straw straps with cloth makes the zori into (cloth zori, ) and the side-straps are the . , like zori soles, are traditionally symmetrical, with no difference between left and right, though some designs diverge from this. The of informal zori can be made of a
velour-like material, as is often the case for zori. The of more formal colored vinyl zori are either vinyl or fabric straps. The fabric is often either the fabric used for the shoe, or (a type of Japanese crepe, of silk or
rayon), or cotton, often with a different, softer fabric underneath. Men's zori may also feature leather or leather imitation . Traditionally, are adjusted to the wearer, being tied through three holes by strings attached to the straps. can wear and stretch easily; in such instances, the can be adjusted or replaced through small flaps in the soles, which conceal the knots that hold them in place. In other instances, however, the can be entirely inaccessible, requiring the glued sole to be split open, or entire shoe to be replaced. ==Varieties and formalities==