Set of 2 silk pillowcases Silk Works pillowcases are carefully crafted with the highest grade (6a) long fibre, 100% mulberry silk with a thickness of 22 momme to ensure the perfect silky soft combination of durability, quality and shine. Benefits Non-absorbant meaning your expensive products stay right where you want them, on your face and in your hair, not on the pillow Hidden zip closure to keep out dust mites and to prevent any slipping The silky soft surface reduces friction between your head and the pillow preventing hair breakage Temperature regulating keeping you cool on hot summer evenings and warm during the winter months. This enables a deeper and more comfortably night sleep all year round. All pillowcases are delivered to you in a beautiful gift box.