Fangrui Product Details Smooth For Teeth: These Strips Give Your Teeth A Nice Smooth . They Gently Polish Away Tiny Bits You Dont Need, Making Sure Your Teeth Look Great Without Being Too Rough On Them. Choice Of Grit For Different Needs: With Three Different Grits - 20m, 30m, And 50m - You Can Pick The Right Roughness For The Job, Whether You Need To Away A Small Spot Or Do A Bit More Work On Your Teeth. Right Size For Tight Spots: The Strips Are Just The Right Width To Get Between Teeth And Long Enough To Handle Any Job. You T Run Out Quickly, And Youll Be To Reach Those Tricky Spots Without A Problem. Easy To Use Colors: The Strips Come In Different Colors, So You Know Which Grit Youre Using. This Makes It Super Easy To Grab The Right One, Whether Youre A Dentist Or Taking Care Of Your Teeth . Deep Clean For Stains And Plaque: These Strips Dont Just Make Your Teeth Shiny; They Also Help Stains And Plaque That Normal Brushing Can Miss, So Your Teeth Get Really Clean. Colour:as Shown Material:plastic Size:4mm Width, 6m L