What it Does Why switch to a slip pure silk pillowcase? Real results, real benefits in just 4 nights! A multi awardwinning antiaging, antisleep crease, antibed head slipsilk pillowcase. Slip is the #1 preferred brand of silk pillowcases by dermatologists for their patients, themselves and their families** Clinically shown* to visibly improve: • The appearance of fine lines • Skin hydration • Skin texture and smoothness • Skin radiance, luminosity or brightness Over 95% of users agreed sleep crea