It's simple effective and comfortable! Make teeth whitening easy with the Advanced PAP+ Teeth Whitening Kit by Smile Therapy. Not only does it deliver a visibly whiter smile in just 20 minutes per treatment, but it is also gentle on sensitive teeth and gums. As a result, you get professional-level whitening results without the discomfort of traditional whitening treatments. All from the comfort of your own home! Key features: Advanced PAP+ peroxide-free whitening formula 20-minute convenient treatment time LED blue light activates the whitening gel Customisable mouth tray for full coverage Gentle on sensitive teeth and gums Helps remove coffee, wine and smoke stains Hydroxyapatite for enamel repair and care Potassium citrate for a comfortable experience Teeth shade guide to track your progress 6 whitening gels included — up to 18 treatments Developed by experts Backed by a money-back guarantee Use the Smile Therapy Advanced PAP+ Teeth Whitening Kit as part of your weekly oral care routine. Simply apply the gel to the mouth tray, insert and activate the LED light - then let the formula work for 20 minutes for whitening that lasts.