perioe thera-white 3 ways to whiter teeth eithera perioe +thera-white teeth whitening pen clear gel with hydrogen peroxide and an easy-to-use silicone tip free perioe instant whitening led light system use hydrogen peroxide gel with led light for 10 minutes requires two lithium batteries $45.99 the kit #thera-white thera-white dental whitening strips perioe #thera-white instant whitening led light system perice thera-white tupper and lower strip whitening essentials blanc charcoal travel-size toothpaste with any thera-white dental whitening strips whitening essentials bath & body