Product Details This is a Beyond Beauty product which means it has been sourced, tried and tested and finally declared one of the most new and innovative heroes out there. The stars have aligned. Embark on a celestial slumber with Slip's Zodiac-inspired silk sleep mask. The beauty secret of celebrity hairstylists, dermatologists and beauty experts. What could be better than sleeping on a Slip silk pillowcase? Wearing a luxurious Slip silk sleep mask of course.; Slip pure silk products are made using slipsilk, developed and refined for over ten years to provide the ultimate combination of shine, thickness, softness and durability. In laboratory testing, slipsilk pillowcases were shown to absorb significantly less face cream than cotton pillowcases*, so they can help keep your skins moisture and valuable face and hair products where they belong, on your face and hair. Slipsilk was also shown to create 43% less friction on average*, which can reduce stretching and tugging on delicate fac