LIGHT-BLOCKING FOR DAY & NIGHT: The updated W nose wing design of the sleep mask can effectively block lights coming from the nose area so you can get sound sleep or relax your eyes whenever or wherever.COMFORTABLE & ADJUSTABLE: Made of organic cotton, this new type of sleep mask offers you a soft and fresh touch on eyes with the natural material, which can release your facial stress and help you get into sleep rapidly. This sleep mask can be adjusted in length to perfectly fit the various heads without tangling your hair or feeling tightERGONOMIC & LIGHTWEIFGT DESIGN: Our sleep mask with updated ‘W’ design which is ergonomic for human nose and perfect size for cover your face fully. This sleep mask made of Skin-friendly cotton, is lightweight and portable, so you almost barely notice that they're on your head.PORTABLE TRAVEL POUCH: Our new design of the cotton sleep mask with the foldable design and a free carry bag, you can easily carry the sleep mask with you wherever at work, on travel or at home. And this sleep mask is produced with highly strict standards to guard every procedure. It is flexible, foldable washable and can retrieve to its original after washing it.100% SATISFACTION AFTERSALE SERVICE: We give 100% satisfaction of the customer service for our customers. If you have any problem for this product, please DO NOT hesitate to contact us, we will try our best to solve it.