MEILIS Mulberry Silk Pillow Case ,Pillow Shams ,100% Silk on Both Sides,RoyalBlue,Queen ,1pc Fabric: 100% 19 Momme pure and natural long stranded Mulberry silk.100% silk on both sides Size: 20x 30inches (51x76cm), fits (a little larger)queen pillows. 20 x 33inches (51x91cm),fit king pillows.Hidden zipper design makes the pillowcase hold the pillow perfectly. Big opening and longer zipper easily fit the pillow into the pillowcase. Benefits: Breathable ,Comfortable, Healthy, Chemical-free, Anti-aging,Less Absorbent,Hypoallergenic, Reducing facial wrinkles and Preventing dry/ knotted hair when you use it with long term . Gift Pakaged for:Mother's Day,Valentine's Day,Wedding Party, Anniversary Day, Christmas gift ,New Year ,Spring ,Summer, Autumn,Winter Notice:Other Colores are all naturally dyed except ivory color.But dyestuffs are extracted from plants and no harmful.so it will be just a little color shading when washing.