Instant purchase OK ♪ [Eye Area Fit]: The three-dimensional eye mask is designed to conform to the contours of the face, providing a comfortable fit without being too tight, and supporting comfortable sleep. [Completely Blocks Light]: If you use it on airplanes during travel or business trips, or if you sleep during the day due to night shifts, choose an eye mask with a focus on light-blocking properties. Eye masks are generally made with high light-blocking properties, but be aware that there are differences in light-blocking properties depending on the material, and some have structures that allow outside light to enter. [Back Strap Type, Adjustable Length]: If ear-hook type eye masks don't suit you, try a back strap type. It's less likely to slip and provides a sense of stability, and your ears are less likely to hurt. It also features adjustable length for a better fit. [Soft Memory Sponge Material, Excellent Breathability]: An important factor in choosing an eye mask is breathability. Poor breathability can cause the eye area to become stuffy, which can interfere with sleep. If you want to use it in the summer or in hot places, choose an eye mask made with breathable fabric. #Click here for a list of health items in my shop