Feature: This eye masks are so cute and unique that boys and girls will love them! Smooth, comfortable, easy to clean, comfortable to wear, and relieves eye fatigue! The sleep mask is suitable for travel, naps, homes, hotels, trains, airplanes and places with light interference. Provide you with a good lightless sleeping environment and help you fall asleep faster! Material: Polyester Size: 8.1x4.1(20.5x10.5cm)(adjustable head and tail) packing list: 1 X sleeping mask??Easy Care?Hand washing recommended. ??Easy to fall asleep anytime, anywhere?This fun eye mask effectively blocks light and creates darkness, helping you relax your eyes and fall asleep faster and deeper - Easy to fit into your bag, backpack, or suitcase, and won't take up much space , no matter where you are! Perfect for daytime naps, travel, meditation and a blissful night's sleep. Bring you a pleasant sleep time. ??Comfortable Adjustable Headband?Suitable for all head sizes, fully adjustable buckle strap for easy adjustment, easily fits different head shapes without any tightness. The sleep mask stays on your face in any sleeping position and won't move or fall off while you sleep. ??Universal Size?Eye mask size is approximately 20.5 x 10.5 cm/78.1 x 4.1 inches. One size fits best. Suitable for women, girls, kids, men, boys. This is a perfect gift for your friends. ??Soft Material?Our sleep mask is made of 100% polyester + elastic band, skin-friendly and natural, lightweight and breathable, comfortable and soft, easy to clean, relieve eye pressure and fall asleep quickly.