Knitted Fabric + PVC Imported Made of high-quality PVC material, breathable knitted fabric and waterproof zipper, 100% waterproof and wear-resistant, can keep your shoes or boots dry and clean Design: Wide mouth for easy on and off and ankle buttons prevent shoe slipping and adjust tightness. The non-slip tread design on the sole prevents abrasion and improves slip resistance Safe and Reusable: Safety reflective sheet at heel keep you safe even in the dark. You can easily put it in the bag after use Various Occasions: iCreek waterproof shoe covers are perfect for hiking, cycling, fishing, motorcycle, cleaning, washing, traveling, camping and all other outdoor activities Purchase Advise: Please check the iCreek size chart, choose the right size for you. We recommend you measure your shoe size first, thank you