TOUCH-IT. technology: Memory foam insole that constantly adapts to the individual shape of the foot. It ensures optimal comfort at all times. The foam absorbs shocks, relieves the legs, spine and joints. Colour: Black Heel: no heel Fastening: without fastening Material:  Outer part - synthetics Inner part - textile Inner part 1 - synthetics Insole - textile Material Type: Synthetic Outsole height: 5.5 cm