Featuring Hismile's famous PAP+ formula, these teeth whitening strips work to effectively remove stains without the pain and sensitivity caused by competing whitening strips. Hismile PAP+ Whitening Strips are safe for sensitive teeth, designed with Hismile's PAP+ formula, they effectively remove stains without the sensitivity causing enamel damage associated with traditional whitening strips. Simply use once a day for 30 minutes as you go about your day. Hismile's PAP+ whitening strips leave no post-whitening mess or residue like some competitors. When applied to your teeth, each whitestrip firmly adheres to the tooth surface and releases the active ingredients of the PAP+ formula into the tooth’s structure to provide fast whitening, as well helping pre-existing sensitivity. Contains 28 Strips (14 applications of 14 Upper Teeth and 14 Lower Teeth Whitening Strips) Introducing the peroxide-free teeth whitening strip that fits in your pocket featuring Hismile's famous PAP+ formula. The most convenient way to whiten your teeth without the pain and sensitivity caused by hydrogen-peroxide whitening strips. Simply apply a Hismile PAP+ teeth whitening strip for 30 minutes and go about your day, these dry strips leave no post-whitening residue or mess. When applied to your teeth, each whitestrip firmly adheres to the tooth surface and releases the active ingredients of the PAP+ formula into the tooth’s structure to provide fast whitening, as well helping pre-existing sensitivity.