USE THIS COOLING MASK FOR YOUR BEAUTY TREATMENT - Facial swelling can stretch your skin and make it more prone to wrinkles. Choose between hot or cold treatment to effectively reduce this swelling Easy to use: place the mask in the refrigerator (2C-5C) for 5-10 minutes or in hot water for 40 C-50C at 5 minutes. Hot or cold therapies. Suitable for the refrigerator and the microwave if your microwave supports metal parts or simply put the mask in a bowl of hot water Recommended to help lower fever, contain inflammation, headaches and itching (use cold) EASY TO CARRY - You can use this face cooling mask at home or enjoy it for your beauty treatments during the trips. This small and practical accessory will not take up much space in your luggage.