Usage suggestions: Please adapt from half an hour for the first time. After adaptation, you can adapt for 1-8 hours per day according to your personal situation. Reduce usage time if you feel unwell After forming a regular pattern, adhere to using it for 1-2 months, and the effect is obvious Reminder: 1. For long-term use, it is recommended to purchase more than 2 sets of alternating washing to extend the service life of the product. 2. For oily skin and those prone to sweating, clean the face before and after wearing, and wash the mask frequently to keep cleaning. 3. The effect is better when combined with massage techniques, facial exercises, and beauty instruments. Maintenance and cleaning: 1. It is recommended to change and wash the mask once every 2-3 days, as frequent washing can shorten the service life of the mask 2. Wash with warm water and neutral detergent below 40 degrees Celsius to avoid prolonged immersion. Do not machine wash and dry to maintain fabric elasticity 3. Before drying, use a towel to absorb the water and do not twist it forcefully. Smooth it and hang it up. Dry it in a ventilated place in the shade. It can be placed indoors or under the eaves to avoid direct sunlight and ironing COMMENT: 1. Manual measurement tolerance is 2-5g. Please don't mind your substitutions. 2. Due to the difference between different monitors, the image may not reflect the actual color of the item. thank you very much! 3. SKU color is the color of product packaging PACKAGE INCLUDED: 1*Beauty Face Sculpting Sleep Mask