Birko-Flor® is a skin-friendly, tearproof and easy-care material used exclusively by BIRKENSTOCK®., Birko-Flor® is an alternative to leather., This material is made of acrylic and polyamide., Insole:, Velvet leather, Super light EVA outsoles, Birkenstock® sandals guarantee comfort and support for your feet., Ankle straps, Wide front straps, Ergonomically-shaped insoles, Curved rocker bottom soles that mimic barefoot walking, Ergonomic lightweight EVA insole to provide extra cushioning, Metal buckles, Comes in several colors, Colors:, Electric Metallic Gold, Golden highlights