The PrettyCare 3D Sleep Mask is a popular choice for those who want a mask that allows for eye movement and does not put pressure on the eyes. Its unique 3D contoured design provides ample space for the eyes, ensuring comfort and preventing smudging of makeup. The mask is made from soft and breathable material that effectively blocks out light. The adjustable strap allows for a secure and comfortable fit for all head sizes. The PrettyCare 3D Sleep Mask is lightweight and compact, making it ideal for travel. With its high customer ratings and positive reviews, it is no surprise that this eye mask is highly wished for on Amazon.