Item number: 8721008468051 View all from Smyle > View more: Toothpaste > Smyle - Teeth Whitening Kit - Natural Teeth Whitening Set - Refill A professional whitening, but without the harsh chemicals and the associated tooth sensitivity! By using the innovative PAP (phtalimidoperoxycaproic acid) technology, your teeth will be whiter in a safe way. It is a safe and efficient alternative to peroxide. The PAP+ whitening formula ensures a comfortable whitening experience without annoying tooth sensitivity. With this handy refill pack you can continue to use your old whitening tray. The Smyle gel contains active ingredients (sodium bicarbonate, sorbitol, sodium coco sulfate, xylitol, bromelain and papain) that together ensure that your teeth become up to 7 shades whiter in 15 minutes a day. You can reuse the whitening every 3 months. What is in the Teeth Whitening Refill Kit? Glass bottle with Whitening Gel, enough for 10 sessions Wooden applicator Product specifications Teeth Whitening Set - Refill - Refill Item description Teeth Whitening Set - Refill Item number 8721008468051 Version Refill Country of origin Netherlands How do you use the teeth whitening refill? 1. Apply Whitening Gel: after brushing your teeth, fill a tray (for example the reusable tray from the Smyle Whitening Kit) with the whitening gel. 2. Whiten and relax: place the tray in your mouth and relax for 15 minutes. 3. Remove, rinse & Smyle! Rinse your mouth and the tray for a radiant smile. Whitening Gel Ingredients: Glycerin, Aqua, Sodium Bicarbonate, Phthalimidoperoxycaproic acid, Sodium Coco-Sulfate, Carbomer, Xylitol, Mentha Spicata Herb Oil, Sorbitol, Sodium Benzoate, Aloe Barbadensis Leaf Juice, Monosodium Citrate, C12-15 Pareth-5, Ferrous Gluconate, Citric Acid, Potassium Sorbate, Limonene, Linalool