Replacing old humidifier pads helps your humidifier effectively diffuses lasting fragrances along with You will receive 60 pieces of humidifier aromas pads, It ' s the perfect replacement humidifier accessory Simply add a few drops of essential oil to easily transform your bedroom and offices into a soothing, relaxing, or refreshing space Make of soft and breathable unscented cotton, these absorbent pads quickly soak up and evenly diffuses your favorite essential oils or fragrances oils Applicable Models: Suitable for HM306, HM311, H311S, HM512S, H612S, HM524, HM713, HM713S, H813S, HM717S humidifier