Brand from Japan: ASUNAROSYA. Wearing it allows you to instantly transform into Kuromi—perfect for fun social media selfies while providing a soothing, warm steam treat to tired eyes after long screen time or before sleep.Warming Temperature: Approx. 41°C , Duration: Approx. 20 mins May vary depending on environment)How to use:Remove the eyemask from the pouch and tear gently along the perforated centerline to separate the ear straps.Place the mask over your eyes with the printed cartoon side facing outward, and hook the straps securely around your ears.Close your eyes and enjoy a deeply relaxing, warm 20-minute session.