Heartland Elk Antlers for Dogs - Grade A, Naturally Shed Antlers | Dog Bones for Aggressive Chewers & Teething Puppies | All Breeds Chew Toy USA Made & Veteran Owned (Whole Elk: 8+", X-Large, 1-Pack)Whole Elk Antlers: Recommended for pups that need more of a challenge in their teething routine. Whole elk antlers have a harder exterior than split elk, meaning ample chewing time before your furry friend accesses the marrow center. Antlers provide a range of benefits for dogs; dental hygiene, physical & mental stimulation, nutrition & more. Aggressive Chewers: Finding the right durable dog toys for aggressive chewers can be a challenge with toys