The Better Homes & Gardens 4-Piece 400 Thread Count Dark Grey Performance Hygro Cotton Sheet Set is made from 100% cotton and has a silky smooth sateen weave that gets softer and more breathable after each wash. This adult sheet set features temperature regulating HYGROCOTTON that wicks away moisture keeping you cool in the summer and warm in the winter. The cotton construction also resists pilling so your sheet set looks new after repeated washes and also provides wrinkle-free smoothness and durability. The fitted sheets are stitched with FLEXI-FIT technology with patented stretch panels to provide a snug fit throughout the night. Transform your bedroom with the Better Homes & Gardens 4-Piece 400 Thread Count Dark Grey Performance Hygro Cotton Sheet Set.