Get a brighter, more confident smile with MySmile 5 Treatments Glamorous Teeth Whitening Strips with 20% CP. Made with proprietary advanced technology, these strips accelerate the teeth whitening process for fast results. Super Length and Width: Specially designed strips are longer and wider for a snug fit on your teeth. Effective Formula: Formulated with 20% carbamide peroxide, these whitening strips are highly effective at removing stains and brightening your smile.