SENSA STONE combines top grade hemp oil extract as well as essential oils, MCT oil and magnesium in their unique bath bombs. All you have to do is place your Sensa Stone bath bomb in your bath, and let it do its magic. It uses their trademark “Transdermal Immersive Technology” to absorb right through the skin at both an efficient and effective rate. Helps relaxation, skin rejuvenation, improved sleep, pain relief and reduced stress and anxiety. Relaxation is only a stones through away with Sensa Stone.