Usage Tips:APP EVERYWHERE: Castors for shower cubicles, bathrooms, jacuzzi. These rollers can be opened easily with our shower door. EASY FOR YOU: The shower roller guide needs to be replaced. You can do this repair yourself, usually all you need is the right type of shower enclosure and a screwdriver. HIGH QUALITY: The Shower Enclosure Roller Set by is a luxury shower door roller of the highest quality. The sliding shower enclosure door roller is designed and combines high strength, excellent flexibility and ideal sliding. NO MONEY SPENDING: If you have trouble with shower stall rollers, use this quick fix and don't waste your money unnecessarily EASY SLIDING: Castors for shower cabins and massage cabins, bathrooms, jacuzzis and even for furnishings. That doors and sliding systems can be opened easily and smoothly using our rollers. Material: Our shower stall rollers are made of plastic and copper. Size: 5*25mm. Roll diameter: 25mm Wide application: suitable for most shower enclosures, bathrooms and steam rooms with 4-6mm glass and 15-17mm holes. Easy to install: you can install it install with a screwdriver.Package includes: 4 shower stall rolls.