4-Piece Deep-Pocket Queen Satin Sheet Set, Silver Deep Pocket - Up to 12 inches deep pocket that will fit a wide range of mattresses. 350 thread count Twin sheet set- Seamless, soft and smoothness. Elastic Band - At each corner to secure the sheet in proper place to your mattress. Fabric Content:100 % Polyester. Easy Care- Machine Washable 1 Piece Flat Sheet 90" x 90". 1 Piece Fitted Sheet 60" x 80". 2 Piece Pillowcases 20" x 30"