US 5.5 = EU/CN SIZE 36 US 6.5 = EU/CN SIZE 37 US 7.0 = EU/CN SIZE 38 US 8.0 = EU/CN SIZE 39 US 9.0 = EU/CN SIZE 40 US 9.5 = EU/CN SIZE 41 US 10.5 = EU/CN SIZE 42 KNIT MATERIAL MD SOLE 【DESIGN FOR EASY-LIFE】✿ Womens Walking Tennis Shoes design for max comfort perfect for walking hiking bike riding working shopping indoor outdoor casual sports travel exercise vacation and etc. 【BREATHABLE MESH UPPER】✿ Women workout shoes are made with one-piece knit upper expand with your foot when you run and they more comfortable closely fit to help you reduce irritation. 【NON-SLIP SOLE】✿ The MD sole is ultra lightweight and wear resistant combined with bottom grain design to enhance the skid resistance of Memory Foam Lightweight Casual Sneakers. 【DURABLE FOAM INSOLE】✿ Memory Foam Insole has good elasticity. Further moisture-wicking insoles help keep your feet cool and comfortable when moving. ❤️Thank you for your trust in us and wish you a happy shopping!!!