Ingredients: 100% naturally shed deer antler. Description: Antlers are sorted by weight, rather than length - large deer antlers weigh between 201-300 g and will be either grade A or B. Recommended for: Medium to large adult dogs over 50 lbs who love to chew. Chew Time: This antler is likely to withstand weeks to months before it needs to be replaced. No Animals were harmed when collecting these premium chews Shapes will vary