Dolce Mela DM425T Atlantic Dolphins Twin Cotton Duvet Cover Set 100% Cotton Imported 4-piece luxury duvet cover set bed in a box with reversible design Fits extra long twin size mattress up to 16-inch tall Snaps at the foot of the duvet cover make it easy to insert a comforter, quilt or blanket, superior workmanship of combed yarns Printed with the latest reactive dyeing technology for excellent brightness and long lasting colors