Smallest Ball Only 0.9mm Sterilized 22g Nose L Shape Bone.The Smallest Ball Nose Bone. Only 0.9mm Sterling Silver 7mm Long Nose Bone. You will get ONE Sterilized Sterling Silver 0.9mm Ball Nose Bone. It is 22g but can be used in 20g Nose Piercing.Nose Bone is easy to wear but don't keep it for a months in the nose then it will become very hard to pull so the best way to take it out is to take a hot shower then lube with Vaseline and make sure the lube goes all in the piercing then pull it out.