HYDRO-STAR 32 CT YELLOW. Benefits: Improved Hydro-Star Formula: Now 2x stickier for long-lasting wear, 50% more absorbent for extra gunk removal, and easier to apply with perforated sheets.. Hydro-Stars are clinically proven to shrink pimples in just 6 hours* with a 100% hydrocolloid formula.. In a clinical study, 87% saw a noticeable difference in 6 hours.*. *Based on a 23-subject clinical study over 5 days.. These cute stars protect your spots from outside interference and serve as a gentle reminder to avoid skin picking.. Theyre gentle enough to wear just for fun, day or night, thanks to hydrocolloid's calming properties.. Dermatologist tested, and safe for every skin type, including sensitive.. Features: Perfectly shaped to grip the contours of the face, Hydro-Stars are designed to really stick and keep you feeling cute while caring for your skin.. Their little arms are great for reaching spots in tight or awkward spaces, like the corner of your nose or side of your lip.. Take your stars everywhere you go with Big Yellow, a reusable, mirrored compact (sold separately) that holds your patches for easy application and storage.. Key Ingredients: Hydrocolloid: clinically proven to improve the appearance of spots by soothing redness and drawing out fluid..