52% Cotton CALVIN KLEIN HOME: A collection of timeless and versatile modern pieces that will be your go-to bedding accessories, season after season. MATERIAL: Constructed of super soft quality; 52% Cotton/48% TENCEL- Lyocell Jersey Construction INCLUDES: Twin XL Comforter Measures 68"W X 88"L; Twin Sham Measures 26"W X 20"L HASSLE FREE UP-KEEP: Machine washable- follow instructions on care label for best results CERTIFICATIONS: Oeko-Tex certified, the mark of excellence for products that are healthy for you and healthy for the environment.