The Sheridan 500 thread count sheets are exceptionally strong and durable. The combined properties of beautiful fine-spun 100% cotton yarn, a super-smooth sateen weave and a 500 thread count create a sheet range with a softer drape and a gleaming finish, making these flat sheets perfect for everyday use, yet luxuriously comfortable, this range is also easy care so may be line or tumbled dried. Cotton Sateen, Soft and durable 500 thread count Beautiful soft lustre.