Naturactive Joints & Muscles Roll-On 100ml is a medical device that can instantly relieve acute or chronic joint and muscle pain (arthritis, tendinitis, rhumastisms) thanks to the cold effect of its formula.Its formula combines:- organic essential oil of wintergreen (Gaultheria procumbens L.)- organic essential oil of peppermint (Mentha x piperita L.)This roll-on acts locally on the zones of tension for more suppleness and mobility. Its triple ball brings comfort of use.Essential oils 100% pure and of natural origin, certified organic.