Item Type: Rain Shoe Cover Material: Oxford Cloth + Rubber SizeSole length Suitable for casual shoe size Suitable for sports shoe size XL 28.5cm/11.2in 40-41size 39-40size XXL 31.5cm/12.4in 42-43size 41-42size Package List 2 x Rain Shoe Covers 1 x Storage Bag 1. Please allow 13cm error due to manual measurement. Thanks for your understanding.2. Because it is made of Oxford cloth, soles and uppers are sewn, despite the waterproof measures. They are not suitable for prolonged soaking in water, they will seep in. But normal walking is waterproof, rainproof, sandproof, and riding is no problem 1Elastic Strap Design On The Back Of Shoe: Shoe covers is convenient for you to adjust elasticity, so that the shoe cover fits the foot better. 2Reusable Rubber Shoe Covers: Rainproof, dustproof and anti skid, convenient to clean. 3Anti Skid And Wear Resistant Design: Imitation tire design, anti skid and more wear resistant. 4Non Slip Sole: Anti slip lines texture on the sole make it safer to walk when travel. 5Wide Application: Suitable for outdoor activities, such as cycling, skiing, fishing, hiking, etc.