Our supersoft cotton sateen bedding is accented by a chevron pattern for a naturally chic look and superior comfort. DETAILS THAT MATTER Chevron crib fitted sheet is made of 100% cotton sateen; 350-thread count. Muslin Broken Arrow crib fitted sheet is made of 100% organic cotton muslin; 200-thread count. Muslin Broken Arrow crib fitted sheet is Certified to GOTS (Global Organic Textile Standards): This product meets the gold standard of textile production – it exceeds organic fiber requirements, contains no restricted chemicals and meets strict social responsibility standards. Wash before first use. Machine wash per vendor directions, gentle cycle. Use only non-chlorine bleach, if needed. Tumble dry on low heat; remove promptly. Warm iron as needed.