The supercool sea creatures are printed on pure cotton for natural softness, breathability and comfort. FULL - Set includes flat sheet, fitted sheet and two pillowcases Fitted Sheet: 54" wide x 75" long; fits mattresses up to 16" deep Flat Sheet: 90" wide x 96" long Pillowcase (2): 30" wide x 20" high Sheet set is made of 100% BCI cotton. Features a printed design on front and back of sheet. Fitted sheet has universal elastic (elastic around the entire edge) for a snug, secure fit. Pillowcases have inside flap to keep pillows from slipping. Sheets softly glow in the dark. Glow-in-the-dark material needs to "charge" for approximately half an hour to glow properly. 200-thread count. Machine wash. Imported.