La Roche-Posay Effaclar Duo+M Invisible Pimple Patches are single-use hydrocolloid patches designed for targeted care of active and emerging blemishes. Each patch uses 420µm hydrocolloid technology to absorb impurities, maintain balanced moisture, and create a protective shield against picking, touching, and external aggressors. Clinically proven to visibly reduce spots from 3 hours, the patches also help flatten and conceal blemishes while keeping them clean. Each pack contains 22 patches in two sizes, including 12 small and 10 medium patches, making the set convenient for regular blemish care.