Through 5/27, these Mason 800 Thread Count Cotton Blend 4-Piece Sheet Sets, originally $140-200, are now $39.99 at Macys.com. Full, Queen, King and California King size are available for regular mattresses, or choose Extra Deep 21" Pockets in Queen or King size at the same price - the lowest we could find. Shipping is free on orders over $49, so add a couple of kitchen gadgets to bump up your total, or get free shipping by adding a beauty item to your order (otherwise shipping starts at $9.95). Sales tax is charged in most states.