This is a polyester eye mask, breathable and comfortable, light weight and easy to carry, effective shading, small sleep assistant, washable, help sleep and relieve eye fatigue, super soft, real skin-friendly, non-allergic eye mask, no pressure, gentle. This sleep mask can be used as a sleep aid, soft, flexible, reusable, washable, even after repeated washing can be restored to the original state, while maintaining healthy oxygen and air. Available as the perfect travel accessory to help you improve sleep quality, the ideal preferred eye mask for patients with dry eyes. The adjustable band can tighten the sleep mask, further removing light and putting no pressure on the eyes, providing you with a comfortable sleeping environment. It will not cause headaches due to the temporary tightening of the shoulder strap, nor will it move or fall off while you sleep, suitable for women and men.Gift giving: Excellent design, exquisite workmanship, interesting pattern design, can add a comfortable atmosphere to your life; Enough for personal use or to share with your family or friends as a thoughtful gift. Suitable for various occasions: Easy to carry, it is ideal for home use, office lunch break, travel, business travel, plane, train, camping and other occasions where you want to have a good rest. Relieve eye strain: This Cute Chihuahua Dog Pattern eye mask has good air permeability and is suitable for patients with dry eyes. It helps to improve sleep and relieve eye puffiness and puffiness. Eyes will not have any pressure when wearing, improve the quality of sleep. Material: This Cute Chihuahua Dog Pattern sleep mask is made of polyester.The material is lightweight,soft,breathable,friendly to your hair and skin.Fully Adjustable strap,fits perfectly for all size heads to avoid tightness and ensure a comfortable wearing!. Size: 10.5 x 20.5 cm/ 4.1 x 8.1 inch.Easy to adjust headband, Flexible and durable to surround your head comfortably, the strap is high elastic and easily will not catch your hair.