Zipper Closure and Easy Cleaning: The side sleeper pillow features a zipper closure that allows for easy removal and cleaning of the pillowcase, ensuring cleanliness and hygiene. The fine stitching and smooth lines also make the pillowcase more wear-resistant and aesthetically pleasing. Quality Material: The ear pillow's core is made of quality memory foam that maintains its shape and evenly distributes pressure, providing maximum comfort. The cotton knit pillowcase is also soft and comfortable, making it skin-friendly. Pressure Relief: This ear pillow features 2 ear holes design that reduces pressure on the ears while sleeping on your side. It is suitable for those with ear injuries, newly pierced ears, or anyone who prefers to sleep on their side. Versatile Compatibility: The piercing pillow can be paired with many noise-canceling items like headphones, ear muffs, or ear pads for added comfort while it will not disturb you thanks to the ear hole during sleeping. Ergonomic Design: The ear hole pillow is designed with separate side-sleeping and back-sleeping areas, providing full support and natural contouring to the neck and shoulders, reducing pressure and ensuring a comfortable sleep.