Both Sides 100% Grade 6a+ Mulberry Silk, 23 Momme 【GOOD HOUSEKEEPING BEDDING AWARDS 2026 WINNER】 PROMEED 100% PURE MULBERRY SILK Pillowcases were recognized in this award program. Praised by sleep testers for exceptional smoothness and receiving high marks for moisture-wicking performance, the pillowcase offers a versatile range of sizes and configurations to suit different needs. 【OEKO-TEX STANDARD 100 CERTIFIED】Promeed 23 Momme mulberry silk pillowcase is made with high quality Grade 6A+ Mulberry Silk, which is super soft, cooling, and non-absorbent making it ultra breathable, preventing breakouts and reducing sleep wrinkles 【FRIZZ-FREE HEALTHY HAIR & HYDRATED SKIN】 Soft and smooth mulberry silk pillowcases are designed for a luxurious and skin-friendly sleep experience. Unlike cotton, satin, or common silk that may cause friction, Promeed 100% mulberry silk pillowcase reduces tugging and helps retain your hair's and skin's natural moisture, promoting a hydrated, frizz-free appearance 【TEMPERATURE REGULATING FIBERS】According to Good Housekeeping testers, PROMEED UPGRADED 23 MOMME SILK fabric is strong and shrink-resistant in their Lab's durability tests. It also proved to be sweat-wicking in moisture management tests, which means sleeping in real silk pillowcase will help to reduce excessive sweating and therefore slow down the unwanted hot flushes 【360-Day Warranty】Experience the luxury of PROMEED pure silk pillowcase(2-PACK IS RECOMMENDED FOR SAVING AND FOR SPARE). We're confident you'll love this silk cover as much as we do. If you encounter any quality issues, our 360-day warranty has you covered. Simply contact us, and we'll resolve your concern within 24 hours. Shop with confidence from PROMEED Promeed Upgraded Third Generation Mulberry Silk Pillowcase Fabric: 100% Grade 6A+ Silk Charmeuse, 23 Momme Closure: Invisible Hidden Zipper Features: Stitching reduced by 25%, minimize the friction betweeen human body and pillowcase In The Package: Silk Pillow Case x 2, Quality Laundry Bag x 1, Silk Fabric Sample for Burn Test x 1 Certification: OEKO-Tex Standard 100 Certification (Insures that the fabric has no harmful chemicals.)