My Site - Can Guinea Pigs Eat Bananas? Compared to the LuckyPet, this takes the opposite approach, offering relatively few collar colors — all with a reflective stripe down the middle — but vastly expanding the number of thread colors from which you can choose. These are again closed with standard plastic buckles and are adjustable over a generous number of inches at each size. The collar material is nylon for this option. Thu, 06 Dec 2018 13:41:55 UTC en