Rapid White Express Max Effect 5 Minute Dissolving Tooth Whitening Strips. Visibly whiter teeth in 7 days. Rapid White 5 Minute Tooth Whitening Strips are clinically proven to whiten teeth by up to 5 shades* in 4 days or 3 shades* in 1 use. Rapid White’s bi-layer dissolving strips technology offers fast and powerful whitening, whitening & removing stains immediately after coming into contact with teeth. These ultra-thin, flexible and transparent strips are peroxide-free and has the added benefit of freshening your breath with its minty flavour. The most convenient format with no messy gel or dental trays. Instructions are easy to follow. Simply brush teeth with the Instant whitening toothpaste (included in pack), apply the accelerator and then apply the self-dissolving strips. Strips will dissolve in 5-7 minutes. Inspired by whitening methods used in dental practices. Accelerator and Whitening Toothpaste included. *measured on the Bioform- scale.