BarknBig Beef Steer Twist. Say hello to the best 12" your pup has ever seen. These are very lightly processed and cleaned with completely natural products. You know we need to keep that odor low for you pet parents. It's absolutely worth the extra work. Steer penis is going to be a little less dense than Bull which is great for any dog, but especially senior pups or pup pups. The softer chew can still help keep dogs entertained as well as anything else. There is not much fat content, mostly protein. So, it's healthy too!