Number of Pieces: 4 Piece 1: Flat Sheet: 104 Inches (L) x 110 Inches (W), Quantity 1 Piece 2: Fitted Sheet: 80 Inches (L) x 78 Inches (W), Quantity 1 Piece 3: Pillow Case: 40 Inches (L) x 20 Inches (W), Quantity 2 Fabric Name: Percale Textile Material: 100% Supima Cotton Includes: 2 Pillowcases, 1 Fitted Sheet, 1 Flat Sheet Thread Count: 250 Industry or Government Certifications: STANDARD 100 by OEKO-TEX Fits Maximum Mattress Depth: 18 Inches OEKO-TEX Institution: HOHENSTEIN HTTI OEKO-TEX Certification Number: 15.HCN.65979 Care and Cleaning: Machine Wash, Tumble Dry