Kohl's has The Big One Microfiber Mattress Pads on sale for as low as $9.99, as listed below. Even better, coupon code "FFOCT20A" cuts the starting price to $7.99. With 99 cents for shipping per item, that's up to $7 under our August mention and the lowest total price we've ever seen for these mattress pads. Sales tax is added where applicable. These hypoallergenic mattress pads fit mattresses up to 18" deep. Coupon expires October 14. The mattress pads, after discount: