Heart Shape With Handle Dental Chewies Invisalign, Orthodontic Chewies, 50pcs/Kit Flavor:Orange-Orange The tip hasn't been screwed

The tip hasn't been screwed on to the handpiece tightly

it is not round enough

or less than 4

Bar graph does not move

Heart Shape With Handle Dental Chewies Invisalign, Orthodontic Chewies, 50pcs/Kit Flavor:Orange-Orange The tip hasn't been screwedSpecification Product Name Love Style Dental Aligner Chewies (Handle With Hook) Product Material Food Grade Silicone Commercial Specification Vacuum Bag Two Pieces Product Flavor Original, Orange, Mint, Taro, Blueberry, Banana Flavor Product Use For orthodontics, it can prevent braces from facing Product Precautions Put the aligner chewies in your mouth and nibble gently to avoid prolonged chewing Overview: Help teeth braces position more accurately