Casaluna 300 Thread Count Temperature Balancing Sheet Set Full, Dark Gray The Casaluna 300 Thread Count Temperature Balancing Sheet Set in Full size and Dark Gray color is a luxurious addition to any bedroom. Made from a blend of cotton sateen, polyester, and cotton, these rectangular sheets offer a solid color pattern with a modern style. Designed for easy care, this sheet set is machine washable and features a STANDARD 100 by OEKO-TEX certification for quality assurance. Perfect for teens, adults, and kids, this classic-themed sheet set from Casaluna is sure to provide a comfortable and stylish sleep experience.