Brand from South Korea: Phymongshe. Benefits:A non-battery powered device helps calm, cool and firm skin while minimizing pores.Provides cooling effect that soothes the sensitive skin and reduces the appearance of redness.How to use:1. Keep it at refrigerator for 1-3 hours.2. Check the temperature with the hand and apply with cream or gel on the face or body.3. Massage the face after applying a mask pack.4. Clean it with a dry towel after use.