Our Herbal Sleep Patches Contain Lavender Extract And Rosewood Extract. After Being Applied To The Skin Through Acupoint Therapy, It Can Stimulate The Body's Heat-Sensing Organs, Accelerate Blood Circulation, Regulate The Abnormal Excited State Of Nerves, Thereby Relaxing Muscles, Easing Tense Nerves, And Aiding Sleep. This Product Is Made Of Soft Non-Woven Fabric, Which Is Skin-Friendly, Breathable And Comfortable, Does Not Harm The Skin, Is Not Prone To Allergies, Has Good Viscosity, And Is Not Easy To Fall Off. Its Usage Is Very Simple: Before Use, Clean And Dry Your Navel. Before Going To Bed, Stick A Patch On Your Navel And Remove It After Getting Up (About 8 To 12 Hours). Herbal Sleep Patches Stimulate The Body's Heat Receptors To Accelerate Blood Circulation And Regulate The Abnormal Excited State Of Nerves, Thereby Relaxing Muscles And Tense Nerves, Helping Sleep, Effectively Improving Sleep Quality, And Having No Side Effects. The Faint Herbal Fragrance Helps Relax The Brain And Gradually Lead One To Sleep.