Our How to Use Go Trays Video Opalescence Go Tooth Whitening *Whiten better, Whiten Safely. *Healthier happier smiles all around. *Enjoy Better whitening at home. *Gentle on teeth Brilliant on smiles. The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. Get the essentials for your whitening Routine Classic Whitening Add to Cart Sensitive Teeth Whitening Buying Options Prefilled Whitening Trays Add to Cart Prefilled Trays Gentle Add to Cart Opal 15% Gell Syringes Buying Options Opal 20% Syringes Buying Options Opal 35% Syringes Buying Options Customer Reviews 4.5 out of 5 stars 133 4.6 out of 5 stars 109 3.5 out of 5 stars 125 3.9 out of 5 stars 105 4.5 out of 5 stars 2,658 4.6 out of 5 stars 951 4.4 out of 5 stars 427 Price $30.40$30.40 — $49.30$49.30 $56.00$56.00 — — — Developed for Sensitive needs ✘ ✔ ✘ ✔ ✔ ✔ ✘ Main Whitening Ingredient Unique Silica Blend Unique Silica Blend 11% Hydrogen Peroxide 6% Hydrogen Peroxide Carbamide Peroxide 15% Carbamide Peroxide 20% Carbamide Peroxide 35% Safe Non-Abrasive Ingredients ✔ ✔ ✔ ✔ ✔ ✔ ✔ Designed for Daily Use ✔ ✔ ✔ ✘ ✘ ✘ ✘ Kosher Certification ✔ ✔ ✔ ✔ ✔ ✔ ✔