Warm & Water Resistant- Microfiber Leather Upper- Sleek and strong vegan material looks great on you and is good for the environmentFits without Hassle- Flexible Elastic Band- Fit securely while easy to put on and take off. Comfy Wide Fit- Bionics Foot-shaped Design- Loose toe-box is great for bare-foot use, granting ultimate freedom and relaxation to your walking experience.Too Comfortable to Stop Walking- Soft & Elastic Massage Insole- Specially designed insole promotes air circulation to keep your feet dry and helps to improve blood circulation in the feet