Size: 4 Pack 20×26 Inches Zipper protection: Each pillow protector has a secure zipper on the side of the pillow to prevent dust from getting in. Comfortable fabric: BEITE pillows are made with soft and comfortable fabric, providing a soft, comfortable, and breathable experience. Machine washable: Our pillowcase is easy to disassemble and can be directly placed in the washing machine for cleaning, making it convenient to maintain cleanliness. Taking care of your skin: Gentle pillowcases can help reduce friction and potential damage to your skin, keeping it healthier and more radiant. This pillowcase is made of high-quality fabric, soft, comfortable, and breathable. The fine fabric craftsmanship and delicate touch provide you with the ultimate sleeping experience.