Sleep Safe Sheeting Egyptian Cotton Pillowcases / 600 Thread Count, 100% Luxurious Nile River Cotton / King (2 Pack) Pillow Cases Sleep Safe Sheeting Egyptian Cotton Pillowcases give superior comfort and longevity. This fabric yields a high 600 thread count to provide a soft and luxurious feel. The texture of the Egyptian cotton soothes and restores you with restful sleep. No harsh chemical treatments are used in the manufacturing of the Sleep Safe Sheeting product. These white luxury pillowcases come in two sizes: standard and king.