WATERPROOF MATERIAL- Comforer disposable ear covers are made of thick clear plastic which can effectively protect your ear from water in shower. They can also protect your ears from hair dye. Stretchy and not easy to tear. COMFORTABLE TO WEAR- Double seam elastic band with good elasticity. Wider, not easy to break, softer and not too tight, easy to wear, ensure your comfort and improve your wearing experience. ONE SIZE FITS MOST- These ear shower caps are flexible enough to stretch to about 5.1 inches.They are suitable for both men and women.Free size for most ear sizes. WIDELY APPLICATION- Comforer disposable ear covers are suitable for applying at hair salons when you are having hair coloring, perms, and hot oil treatments.They can effectively protect your ears from getting wet after ear piercing. Good choice- These disposable mini ear protectors are small in size before they are opened in a bag, and they very are lightweight, convenient for you to carry them when you go out for work or travel.Good choice for your easy life.