Bed Sheets are made of Microfiber are come in the equivalent of 600, 800, 1000 and 1200 thread count. prices given here are for the comparable 600 thread count and are in sizes Twin, Full, Queen, King and California Kings. They are packed 12 sets, one size, 12 different colors to the case. They are 48 cases per pallet. We can sell lesser quantities at slightly higher prices, please contact us for quotes. Thank you