Dental whitening kit with 28 adhesive strips and 1 dental whitening pen - Effectively removes tobacco, tea, and wine stains - Non-slip technology for comfortable application - Visible results in 2-3 uses - Whitening effect lasts up to 3 months or more - Ideal for people with sensitive teeth - Easy to use in daily activities such as running, exercising, and working - For a whiter and brighter smile