A pack of 32 hydrocolloid patches made with 1% salicylic acid. A well-known beta hydroxy acid (BHA), salicylic acid helps visibly shrink and soothe spots by dissolving dead skin cells and unclogging pores. Hydrocolloid is a material that's clinically proven to absorb fluid and help reduce the appearance of inflammation to shrink spots overnight. Perfectly shaped to grip the contours of the face. Hydro-star + salicylic acid is designed to really stick. They shield spots from outside bacteria and serve as a gentle reminder to avoid skin picking. Hydrocolloid is clinically proven to improve the appearance of spots overnight. It draws out fluid, which can help soothe redness and inflammation. Salicylic acid is a beta hydroxy acid that helps dissolve dead skin cells and unclog pores to visibly shrink and soothe spots. Compliant with clean beauty retail partner cosmetic US and EU regulations. Made in China APPLY TO CLEAN, DRY SKIN. LEAVE ON OVERNIGHT (OR 6+ HOURS) FOR BEST RESULTS. LIFT OFF IN THE MORNING AND LIMIT USE TO 1 - 3 X PER WEEK. FOR BEST RESULTS, APPLY CLASSIC HYDRO-STARS ONCE YOUR SPOT COMES TO A HEAD. Store stars in refillable big yellow compact (sold separately). Please recycle this carton and hydro-star protective sheets.