100% Water resistant - Fits over existing footwear Easy On&off -Ankle cords for tight seal Durable sole for raining day wear.Put dry steppers back in the pouch and use as many times as you can. Warning - Choose the size measured from the length of the outside of the shoe. - Should choose the size that fit to the shoes, not too loose. - Shoes should be dry before wearing a shoe cover. - Before wearing a shoe cover, we recommended to clean outside of the shoe first. - We not recommended to wear a shoe bag in the water or flood area for a long time because the water may come into the bag. - Wade through the flood when only when necessary. - Before take off the shoes, should clean the outside part of the shoe bag first. -Do not run with dry steppers on.Walk carefully when wearning.