The Teeth Whitening Pen by Smile Therapy, is designed to whiten your teeth on the go - anytime, anywhere. Not only does it deliver a visibly whiter smile from the very first use, but it is also gentle on enamel and sensitive gums. As a result, you get excellent whitening results from home or on the go, without the discomfort of traditional whitening treatments. Key features: Whitens teeth on the go in just 60 seconds Advanced PAP+ peroxide-free formula Targets surface stains from coffee, tea and wine Gentle on enamel and sensitive gums Noticeable results from first use Instant whitening effect Pocket-sized — take it wherever you go Suitable for sensitive teeth Key ingredients: PAP+ Formula  — peroxide-free stain-lifting action for a visibly whiter smile Potassium Nitrate  — ensures the whitening process is comfortable and easy PVP  — helps reduce stain build-up and maintain a cleaner-looking smile Use the Smile Therapy Teeth Whitening Pen as part of your daily oral care routine. Simply twist the pen, apply directly to the tooth surface and leave for 60 seconds for an instant, effective clean - wherever you are.