![Amazon.com: Opalescence 35% Teeth Whitening Refill Kit (2 Pack / 4 Syringes) Carbamide Peroxide. Made by Ultradent, in Cool Mint Flavor. Tooth Whitening Refill Syringes 5197-2 : Health & Household Amazon.com: Opalescence 35% Teeth Whitening Refill Kit (2 Pack / 4 Syringes) Carbamide Peroxide. Made by Ultradent, in Cool Mint Flavor. Tooth Whitening Refill Syringes 5197-2 : Health & Household](https://m.media-amazon.com/images/I/81OM5m58rAL.jpg)
Amazon.com: Opalescence 35% Teeth Whitening Refill Kit (2 Pack / 4 Syringes) Carbamide Peroxide. Made by Ultradent, in Cool Mint Flavor. Tooth Whitening Refill Syringes 5197-2 : Health & Household
For Best Results use a back-to-back application of the Opalescense PF Whitening . After completing steps 1 through 4, repeat the
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