Material: 100% Satin Polyester Package Included: 2 x Pillowcases ( PILLOWCASES ONLY); 1 x Eye Mask; 1 x Hair Twister Our satin pillowcase uses 100% satin polyester fabric, which have better elasticity and a more beautiful appearance. Extra satin eye mask and Hair Twister bring you comfort in sleeping. No more zipper scratches for the envelope closure. Solid colors are suitable for both men and women, so that our product should be your first choice of gifts. Sizes: Standard: 20"W x 26"L/ 51 x 66cm; Queen: 20"W x 30"L/ 51 x 76cm; King: 20"W x 36" L/ 51 x 91cm California Prop 65 Warning- "WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information: www.P65Warnings.ca.gov".