Washing Instructions: To maintain the structure of the weighted eye mask, we recommend hand washing with a mild detergent. Wash and air dry your blindfold before first use. Suitable for All: Perfect light-blocking sleeping mask for back,stomach and side sleepers. Whether you're meditating, practicing yoga, traveling, napping or dealing with insomnia, our total blackout sleeping eye mask is your ultimate companion. It's lightweight,packable and effectively blocks out light while allowing your eyes to blink freely, promoting relaxation and rejuvenation whenever and wherever you need it. Adjustable Strap Fit All: This 3D night blindfold is equipped with an adjustable elastic strap that ensures a secure and customizable fit. It accommodates various head sizes comfortably, and you can adjust it to your preferred tightness without any discomfort.Ultra-fit thin sides also enable maximum comfort for sleeping on your side, back and stomach. Minimize pressure on temples and keep out light from all sides. Soft and Comfortable: This sleeping eye mask is crafted from high-quality memory foam,which is incredibly soft and gentle on the skin. The fabric feels silky and luxurious, and the cushioned edges prevent any pressure points. It's comfortable to wear for extended periods, whether you're napping or sleeping through the night. Innovative 3D Design: The 3D contoured cup design of this sleeping eye mask is a game-changer. Unlike flat masks that can press against your eyes and eyelashes, the wikups eye mask for sleeping fits snugly without any discomfort and pressure on eyes. It creates a concave space for your eyes, allowing them to move freely during your sleep. 100% Light Blockout: Ergonomic sleep mask with upgraded nose piece pad and 3D contoured cup fit face snugly to block light completely. Designed to fit both men and women comfortably. Its versatility and adjustable strap make it an excellent choice for achieving restful nights and waking up with refreshed, moisturized eyes.