Get into bed with slip® & Tatcha, because real beauty begins at bedtime. Introducing this limited edition Silken Dreams Duo. An exclusive collaboration with Tatcha , blending Japanese skincare rituals with Tatcha 's newest serum and the benefits of pure slipsilk for radiant, smooth skin.* † Slip® Pure Silk Pillowcase CLINICALLY SHOWN* to visibly improve the appearance of : fine lines, skin hydration, skin texture & smoothness, skin radiance or luminosity. The Silk Serum Tatcha's retinol alternative serum that smooths the look of wrinkles, visibly firms, and calms redness, for skin that looks smooth as silk.† For more info on The Silk Serum including directions on usage, visit Tatcha.com . Suggested Use: Use The Silk Serum during your morning and/or evening skincare ritual. Ideally, it should be applied following The Essence and before your moisturizer to amplify its results. Dispense 1-2 pumps and gently massage into your skin. * Slip: Based on a clinical study of over 100 women, aged 35-65, who were regular users of cotton or synthetic (non-silk) satin pillowcases and tried a slip pure silk pillowcase for 4 nights. Clinical grading showed statistically significant improvement. Individual results may vary. † Tatcha : Based on an expert grading clinical study on 41 participants. Bundle includes 1 x Violet Queen / International Standard Pillowcase ( 20" x 30" | 51cm x 76cm ) with V iolet piping and invisible zipper closure | Machine washable | See care instructions for details & 1 x Tatcha 30ml Silk Serum. *Learn more