Iwhite 2 Whitening Kit. A pack of trays to achieve teeth whitening. The Iwhite 2 Whitening Kit is a complete pack that includes everything you need for teeth whitening. It includes disposable Iwhite2 trays, which contain a teeth whitening gel and whose formula allows for an immediate whitening effect. It is indicated for teeth whitening in the comfort of your home. First, brush your teeth before placing the tray on both the upper and lower teeth. To place the trays correctly, gently press the tray onto the tooth surface to prevent the gel from leaking out. Keep the tray on your teeth for about 20 minutes. Store in a cool, dry place, away from heat and sunlight. between 2-25 ºFUNCTIONTeeth whitening kit, place the pre-loaded tray on your teeth for 20 minutes, remove and rinse.Contains Sodium Fluoride 900ppm.INGREDIENTSAqua, Hydrated Silica, Glycerin, Sorbitol, Hydroxyapatite, PEG-40 Hydrogenated Castor Oil, Chondrus Crispus Powder, Lactic Acid, Phthalimido-peroxy-caproic Acid, Aroma, Sodium Levulinate, Sodium Citrate, Acrylates/Acrylamide Copolymer, Sodium Anisate, Sodium Fluoride, Mineral Oil, Xylitol, Potassium Acesulfame, Calcium Gluconate, Calcium Lactate, Polysorbate 85Contains Sodium Fluoride (950 ppm F-)HOW TO USE1. Gently brush your teeth before each application.2. Wash and dry your hands.3. Remove the pre-filled tray from the sealed sachet and immediately place it in your mouth, ensuring that the gel is in contact with the surface of your teeth. Both the upper and lower teeth can be whitened at the same time. 4. Gently close your lips over the tray and carefully close your mouth. Caution: Biting too firmly will cause the gel to ooze out of the tray and beyond the contact area with your teeth. 5. Remove the tray after 20 minutes and discard it immediately. Gently rinse any remaining gel off your teeth and gums with water.