These purity home sheets are very soft and comfortable! They wash very well and dry wrinkle free.They have 400 thread count which is very nice.the fitted sheet grips great on the corners with out slipping off.it has 4 pieces top sheet bottom sheet and 2 pillowcases.I really love that they have no harsh chemicals and are formaldehyde free.100 percent cotton is a big plus and have low piling.Very durable and soft.Fits 7 to18 Inch deep matress