Fits Mattresses: Up to 13" Deep. Number of Pieces: 4. Sheet Features: All Around Elastic on Fitted Sheet. Includes: 2 Pillowcases, 1 Flat Sheet, 1 Fitted Sheet. Weave Type: Woven. Decorative Accents: Stitching. Fiber Content: 100 % Cotton. Fabric Treatment: Brushed. Care and Cleaning: Use Only Non-Chlorine Bleach When Needed.