Durable Kevlar Bottom fraying area was designed with Kevlar fabric for durable use. Suitable as mtb shoe covers or road bike shoe covers. Durable Zipper Great zipper for easy wearing, smooth design prevent wind from getting into pants, easy-riding on cold weather with getting ease. High-elastic Fabric The lightweight shoe covers enhances the elastic coefficient of the shoe covers, making the shoe covers more flexible, so you can't feel the extra weight. ?BEST CHOICE FOR CYCLING SHOE COVERS IN WINTER ?: Windproof thermal design allows you to ride comfortably in winter. Our cycling shoe covers make you do not worry about cold feet in winter. ?THERMAL & WINDPROOF? : 50% polyester + 50% PU, which prevents the intrusion of wind into your shoes. Thermal fleece Lining material keep your warm, make it possible for you to use this shoe covers even in cold weather. ?WINTER CYCLING ESSENTIAL ?: ROCKBROS overshoes covers can be worn for daily usage when you doing outdoor sports . They are great for cycling, hiking, fishing, climbing etc. outdoor activities on windy,or snowy days.They fit snuggly and you will love how they go up over your bike pants. ?REMOVE OLD DESIGN?: From the advice of cycling enthusiasts, ROCKBROS has redesigned to create a winter shoe covers that is more suitable for cycling. ? the bottom is designed to open and close the strap. ? To prevent zipper damage, we added a strap to reduce the weight of the zipper.?The lightweight shoe covers enhances the elastic coefficient of the shoe covers, making the shoe covers more flexible, so you can't feel the extra weight. ?ATTENTION-SIZE?: Because the elasticity is better, the shoe covers is more durable. Size is larger than normal shoe covers, you can buy it according to the size chart when you buy it. If you have any size problems, please feel free to contact us, we will give you a satisfactory service.