Shipping included Dear Dog Treats Elk Antlers provide a chew that will entertain your dog even longer than that of a bone. Full of nutrients and minerals like glucosamine, calcium, potassium, iron and zinc, elk antlers are great for oral health and mental well being (in the reduction of boredom). For greatest satisfaction, longevity and safety, choosean antler that is larger than your dog’s mouth. Please be sure to supervise your dog while they enjoy this treat!Between chews, store antler in a plastic bag in the freezer.