This is grade 6A, 22 momme, 100% mulberry silk. The same silk used by a very popular pillowcase brand! Silk is recommended for pillowcases as it works
100% Pure Silk Fabric Grade 6A Mulberry Silk Fabric - China Silk
100% Mulberry Silk 600 Thread Count Pillowcases – Love Squared
Mulberry Silk Cloth 60” (Per Yard)
Mulberry Silk Roving - Natural White - Fibrecraft
Mulberry Silk- Its History And Origin l iTokri आई.टोकरी
Premium Green Mulberry Silk Bedding Set – Articture
100% Mulberry Hair Wrap - Blush Pink
Mulberry Silk (Paat) - Black & White
Mulberry Silk Yarn Lace Weight 6 Ply — Revolution Fibers