What material are the rain boots made of
There are many materials for making rain boot covers, such as plastic, polyvinyl chloride, tarpaulin, rubber, PVC, EVA, etc. 1. Plastic disposable rain boot covers are not ventilated. Although convenient, they will cause environmental pollution. 2. Polyvinyl chloride is divided into soft and hard polyvinyl chloride according to the amount of additives. Soft products are…