Description Eco Pain Therapeutic Heat Patches provide up to 12 hours of targeted, long lasting and soothing temporary pain relief. Comfortable to wear, this odourless heat patch applied directly to the skin can be worn unnoticed under clothing to provide all day relief. Odourless and air activated in 60 seconds to relieve mild: * Back, Neck and Shoulder Pain * Period Pain * Joint Pain and Stiffness * Muscular Aches and Pain Ingredients: Activated carbon, Iron powder, Vermiculite, water, sodium chloride. Patch Size: 10cm x 13cm Wholesale Pack contains 6 Boxes (24 patches) Heat Therapy Eco Pain Heat Patches use air-activated carbon to produce heat that works by increasing blood flow to the affected area providing more oxygen and nutrients to aid the healing process and help restore movement.