1. This adjustable band is called the edge killer and will hold your baby's hair very well and is very comfortable to use, the elastic bands will not slide because they have a lot of stretch! 2. The length of the elastic band is 62Cm (1-2cm deviation allowed), this edge band has a width of 3.2cm and can be adjusted to fit most people. 3. Do you often use hairspray on your wigs? Try our elastic band. It will not damage your hair your skin or the edge of your hair. Resistant to elasticity, no deformation, recovery and ventilation. What some people say: I ordered it to attach to my wig so that my off lay flat and my wig fits tighter. The material feels sturdy. 4. The elastic band can easily recover its original length without deformation within the elastic deformation range that allows stretching. The elastic band reel is light weight, easy to store, high abrasion resistance, strong shrinkage, and the elastic band for sewing can be cut to the length you want 5. Easy to use: Our wig support bands are easy to use, you just need to choose the size you need and put them on your head, and finally fasten them with sticky fasteners, no glue needed; they are reusable and washable; if you want to take them off, just loosen the fasteners