Portwest ST45 BizTex Microporous Type PB Boot Covers (Box of 200)The Portwest ST45 BizTex Microporous Type BP Boot Covers (Box of 200) are designed to protect you against static, liquid molecules and particulates, and are well suited to a wide range of industries where this type of foot protection is required. They are disposable, meaning that you can use them repeatedly throughout the day safe in the knowledge that you'll always have your boot covers at hand.What Do the Portwest ST45 Boot Covers Protect Against?The Portwest ST45 Boot Covers are designed for use in environments where you need total contamination protection. They can protect you against: Static Liquid molecules ParticulatesHow Do the Portwest ST45 BizTex Boot Covers Work?The ST45 Boot Covers are user-friendly boot covers that simply fit over your entire boot. As you can see in the image above, they fit over the majority of your boot, meaning that the entirety of your foot is protected, and it means that your shoe won't contaminate anything that you are walking on. The covers are made from microporous, something that can prevent small particles from passing through the material.What Are the ST45 Boot Covers Certified To?The ST45 Boot Covers are certified to a number of standards which ensure your protection. These include: EN 1149 - 5: Static EN 13034: Type BP - liquid chemical, spraying and vapour protectionKey Features Covers the entire boot to prevent contamination Prevents you from dirtying your shoes Prevents contamination from liquid molecules and vapour molecules Thin design offers excellent protection One size should fit all usersHow Do the Portwest Boot Covers Stay On My Boots?The Portwest Boot Covers feature an elasticated ankle strap that hooks around the back of your heel. Then the elastication keeps the overshoes in place, preventing them from coming off during use.Documentation Portwest ST45 BizTex Microporous Type PB Boot Covers (Box of 200)