Aid Relief Hot Patch – Hot Patch For Pain, with its specialized formula, enriched with Vanillyl Butyl Ether, a natural heating agent of low irritation, takes advantage of the beneficial properties of natural extracts of Arpagophyta, Arnica and Willow, for epidermal relief of areas of the body suffering from joint and muscle pain, spasms, rheumatic pain, lower back pain, back pain, neck pain, sports injuries and period pain, providing a pleasant feeling of warmth.