The product description 1. Stronger Material: The collar is 100% cotton and incorporates a sturdy interface. Two thick, high-density cotton fabrics provide softness and durability to the collar. We’ve double-stitched all stress points to increase strength. 2. Top Detail: All necklines use heavy-duty clasps, with welded D-rings for added durability. Each bow tie is completely handmade with two elastic bands and knots attached to the collar. Wash collars and bow ties with warm water and mild soap as needed, then air dry. 3. Unique Designs: Unique cute designs show off your pup’s beauty and personality, or as a gift for a dog, rather than the basic black or red collars you see elsewhere. 4. Size: S-Neck (Width: 4/5" Length: 10-16"); Arc Age = (Length:4", Width:2"). Before buying a dog collar, you need to measure your dog’s neck length.