5D WHITE Teeth Whitening StripsPainless and sensitive360 Hyun WhiteAnti Slip & Large Whiting AreasRemoves Years of StainsFresh Mouth Features [Painless and sensitive] Uses dentist grade whitening ingredients with low pH. Rich in whitening factors and anti sensitivity factors, non toxic and non preservative. Gentle and safe enamel, can effectively repair gums and reduce tooth sensitivity. You can use it every day without tooth pain or other damage [360 Hyun White] Whitening strip