Perfect your beauty sleep with this limited-edition pure silk pillowcase from Slip. With anti-ageing properties, this pillowcase stops sleep creases in their tracks and thanks to the low absorbency rate of silk, it keeps your expensive lotions and potions on your skin and hair so you reap the full benefits. Finished in a limited-edition print and colourway, it's the beauty secret loved by dermatologists, makeup artists and celebrities, that'll let you sleep your way to fresher skin. Also reducin