SUPERIOR MAERIAL : Made of pure cotton, which imparts softness and comfatable to the product. Made with weled D-ring to add durability. The straps are adjustable to provide maximum comfort and reliable fit, can be adjusted for all kinds of dog shapes,perfect for extra small, small, medium and large dog..UNIQUE DESIGN : The unique and lovely design is perfect for showing off your pup's beauty and personality or as a dog gift, instead of just the basic black or red.HANDMADE BOW : Each dog bowtie is attached to collar by using two elastic straps and bows all handmade. The elastic positioned each side of the bow prevents it from moving around on the collar. We do the double box stitch at all of the stress points for added strength..SIZE: XS Collar (Width : 5/8"Length : 8-12"). S Collar (Width : 4/5" Length : 10-16"). M Collar (Width : 1" Length : 12-22"). L Collar (Width : 1.2" Length : 16-24"). XL Collar (Width : 1.5" Length : 16-26")..BEST SERVICE : Don’t hesitate to contact me if you have any requests or questions about collar or size, I'd love to help you what can I do.