About this item Silk Eye Mask: This mask is soft and super smooth and very comfortable to wear. , the two pieces can be used alone or together to effectively combat distracting lights. Fall asleep easily Cold/Hot Therapy: This eye mask is made of 100% skin-friendly silk, you can enjoy hot and cold therapy after putting on the gel mask in the refrigerator for 10-15 minutes or in hot water for 5 minutes. Gel Eye Mask: Gel hand fillers and massage microbeads help you stimulate circulation and relieve eye muscle fatigue; ideal for dark circles and puffiness Fully adjustable: The elastic design and fully adjustable soft strap allow you to precisely adjust the amount of light to suit your comfort needs. Application: This mask is suitable for students or office workers who sit in front of the computer for a long time, or those who stay up late and are troubled by dark circles.