100% Cotton Contents & measurements: Flannel California King sheet set includes: 1 California King Flat Sheet 108 x 102", 1 California King Fitted Sheet 72" x 84+ 17", 2 King Pillowcases 20" x 40". Fitted sheet fits mattresses up to 17" Warm and breathable: Experience the softness and warmth of our 100% Turkish cotton flannel sheets, suitable for all seasons. Available in various colors and patterns Premium quality: Made in Pakistan with high-quality double brushed 100% Turkish Cotton fibers, ensuring durability and long-lasting quality. Features a fuzzy texture for added softness Easy care: Wash before first use. Machine wash cold with like colors on a gentle cycle. Tumble dry low to avoid damaging your sheets