Target discounts the Christopher Knight Home Flow 11" Gel Memory Foam Mattress, with sizes as listed below. Plus, take an extra 10% off via coupon code "BASKET", and an additional $5 off with coupon code "TGT4V7D6". Even better, all orders qualify for free shipping. Deal ends March 19. The sizes, with prices after both coupons:

• Twin for $196.60 ($55 low)
• Twin XL for $202.90 ($58 low)
• Full for $253.30 ($75 low)
• Queen for $291.10 ($68 low)
• King for $354.10 ($87 low)