Polyester COMFORTABLE SOFT: Our products are crafted from premium polyester fabric, renowned for its softness, breathable, and elasticity. These attributes make our fabric exceptionally gentle on both baby and mother, ensuring a comfortable and soothing experience during feeding times. KEEP CLEAN: This breastfeeding pillow cover is suitable for all standard breastfeeding pillows, our products can be easily machine washed, the good difference between high quality polyester and cotton material is that it can go through hundreds of washes without fading the colors ELEGANT & BEAUTIFUL: Our breastfeeding pillowcase features a delicate pink sage pattern, a masterpiece of our in-house designer. The warm pink sage pattern adds a cozy touch to your baby's room and is ideal for pink themed nurseries. CONCEALED ZIPPER FUNCTION: The zipper on this baby care pillowcase features a thoughtful hidden design that prevents the zipper from coming into contact with your baby's delicate skin. The zipper's large opening also ensures ease of use for quick and easy application. IDEAL FOR GIFTING: Our baby nursing pillow covers are made of durable materials and adorned with charming patterns that are not only practical but also visually appealing. They are perfect gifts for various occasions such as Christmas, Thanksgiving, baby showers or any other holiday celebrations. Wirein Nursing Pillow Cover, Soft Stretchy Removable Slipcover for Breastfeeding Pillows,Comfortable Nursing Pillow Case for Infant Baby Boys Girls Newborn,Pink Sage