Clear acne and heal blemishes with peter thomas roths acne patches non irritating invisible patches that work to eliminate blemishes and acne and minimise spreading in eight hoursthe fully concentrated adhesive patches are translucent minimising their visibility when worn formulated with salicylic acid which treats blemishes and prevents the formation of new breakouts tea tree oil which helps clarify and refresh skin and hyaluronic acid which works to keep skin hydrated the acne