- Material ♥ The neckline is made of 2 layers of thick cotton fabric, which increases the firmness and comfort of the neckline, will not hurt your fur. 2. Our bow ties are made of pure cotton, which is a traditional double bow tie. So it always keeps its shape. The bow tie is designed not to irritate dogs and can be attached to any collar with 2 elastic bands. 3.♥ Thick welded D-ring for extra durability, we double stitch all stress points, increased resistance. These collars are soft, flexible, elegant and adjustable. The metal will be scratched if you put it in the washing machine, so I recommend that you wash it by hand. 4.This product is light and convenient to carry, and is also a good choice for members of the family.