Amazon reviews 4.5 stars. retails for $115 ANTI AGING, ANTI SLEEP CREASE, ANTI BED HEAD: Experience the ultimate beauty sleep with our Slip Pure Silk Pillowcase. Over 95% of users agreed that sleep creases, lines, and wrinkles were significantly fewer and less noticeable after using our product. Slipsilk is laboratory tested and hypoallergenic, making it the perfect addition to your skincare routine. CELEBRITY BEAUTY SECRET: Trusted by top celebrity hairstylists, dermatologists, and beauty experts, the Slip Pure Silk Pillowcase is a must-have for flawless skin and hair. Enjoy real results and benefits in just 4 nights! Clinically shown to visibly improve the appearance of fine lines, skin hydration, texture, smoothness, radiance, and luminosity.