***Collars are measured from buckle to end of collar. 21" collar fits 16"-20" neck. 23" collar fits 18"-22" neck. 1.5" DAYGLO REFLECTIVE COLLAR$11.00PriceColorLengthSelectRing OptionSelectComes with free nameplate.What would you like on your name plate? Up to 3 lines, 17 characters -incl53QuantityAdd to Cart