Biofreeze Overnight Topical Pain Relief Patches offer a convenient and drug-free solution for targeted pain relief. Formulated with 5% menthol, these patches provide a fast-acting, long-lasting cooling sensation to soothe sore muscles and joints. They are designed to deliver penetrating pain relief for common aches and pains, including those caused by simple backaches, arthritis, strains, bruises, and sprains. The flexible fabric patches are easy to apply to various body parts such as the back, neck, shoulders, knees, and more. Each box contains four (4) individually wrapped, pre-cut patches for mess-free application, and each patch can provide up to 8 hours of pain relief. Additionally, Biofreeze is formulated without NSAIDs and is not tested on animals.