100% Pp Cotton HEALTHY & COMFORTABLE MATERIAL: Our pregnancy pillow case made with 100% cotton fabric is soft, giving you the sweetest sleep.Having a backup replacement cover for your pregnancy pillow is paramount. This allows you to wash one cover while using the other so your sleep or daily rest cycle isn’t disrupted. SKIN-FRIENDLY: Dream pregnancy pillow cover is perfect for sensitive skin. PATENTED TECHNOLOGY: This pillowcase is customized for Dream u shaped pregnancy pillow, ONLY FITS Dream Pillows perfectly. EASY TO DISASSEMBLE: No more struggling to replace the cover with double zipper – easy zip-off and on and it’s machine washable. 100% CUSTOMER SATISFY: Thanks for listening to the introduction of our total pregnancy pillow cover,and provides 90-day refund if you are not satisfied with the maternity pillowcase; (NOTE: this is pillow cover, not an actual pillow).