Kohl's offers the Serta 3" Deep-Pocket Gel Memory Foam Mattress Topper in various sizes, as listed below. Plus, cut 15% off via coupon code "NOV15" and 10% off via coupon code "SLICKHOME10". Better yet, you'll bag $15 in Kohl's Cash for every $50 you spend. (The Kohl's Cash can be spent in-store or online from November 30 to December 6.) Finally, all orders qualify for free shipping. Deal ends November 23. The sizes, with comparisons assuming you'll use the Kohl's Cash:

• Twin w/ $15 Kohl's Cash for $76.49 ($239 off)
• Full w/ $15 Kohl's Cash for $96.38 ($279 off)
• Queen w/ $30 Kohl's Cash for $101.73 ($308 off)
• King w/ $30 Kohl's Cash for $107.09 ($323 off)
• California King w/ $30 Kohl's Cash for $107.09 ($323 off)