Booda Fresh N' Floss Rope Bones contains baking soda & fluoride to help clean teeth and freshen up your dog's breath. Rope bones are great for dental hygiene because the cotton fibers vigorously brush teeth and massage gums when dogs chew them. It is cleaner and tougher than rawhides. Great for dogs 18 to 44 pounds. Size: 12"L x 0.75"D.