Canadian Brand. Rollover Bulk Beef 5-6" Roasted Strips come in a colorful cardboard display box containing 45 pieces. Rollover Roasted Beef Strips are 100% natural beef neck tendon with no added ingredients. These treats are baked to a golden brown with a crunchy texture and are an excellent choice to help clean your dog's teeth. Rollover Roasted Beef Strips will have dogs chewing longer due to the flavor, helping to clean teeth even better!