Black Birkenstocks details; Ultra-lightweight and water-friendly EVA foam construction Two adjustable straps with buckles for a custom fit Birkenstock® footbed offers arch support, a deep heel cup, and a roomy toe box Flexible, durable and shock absorbing EVA outsole stands for ethylene-vinyl acetate, a type of plastic that's used in many products, including shoe soles. EVA is a lightweight, flexible, and shock-absorbing material that's often used in running shoes and casual sandals: Care instructions: Wipe clean with mild soap and water Brand : Birkenstock in black size 38 ladies 7 men's 5 Conditions; sandals are preowned with a little wear, outsoles look good, no stains or cuts or rips that I can see just a few little Knicks on the insoles ( doesn't affect the shoe). Very comfortable sandals. No bundles please.