White Opals & Capri Blue Crystal Rhinestone Fancy Velvet Dog Cat Pet Collar 5/8" Baby Blue Velvet with White Opal Crystals and Capri Blue Crystals Can be made into a 3/8" cat safety collar. Please make request in the Gift Message Area. Fits snug neck circumference, NOT collar length. Measure around neck with snugly NO Extra Room, We add to that measurement. Genuine Top Quality Crystal Glass Rhinestones Made in the USA!! We have a matching leash available for purchase.