Elk Antler Dog Chew in an Extra Extra Large size for the largest dogs. Comes in either a Half (with Exposed marrow) or Whole (very little exposed marrow).In either type, all sharp edges will be smoothed for your dog's safety and comfort. Antler weight between 10.1 ozs. and 15 ozs. Length is a minimum of 9.5 inches and may be longer. Sized for dogs over 110 lbs. or smaller, yet voracious chewers. Please specify half or whole when you order.