A nice solid and unique design on economical and strong nylon. Bright colors combined with strong nylon, what a great value! These collars are tough, yet fun and sort of whimsical. Your dog will be the talk of the town. Hand Washable. Colors Will Not Fade. This collar will last. Nylon Does Not Catch on Your Dog’s Fur. Sizes available are XSmall 7-10″(Narrow), Small 10-14″ (Narrow), Medium 13-20″ (Wide) and Large 18-26″ (Wide). The 5ft lead (Narrow) is a good choice to match the Extra Small and Small Collars and the 6ft lead (Wide) is a good choice for the Medium and Large Collars. All of these wonderful features makes these collars a must buy for you or that special dog lover in your life!! Don’t forget to get the matching lead!