Ending today at 11 am ET, Woot offers the Snapware 22-Piece Airtight Plastic Food Storage Set, model no. 1105255, for $12.99 plus $5 for shipping. That's a buck under last month's mention and the lowest total price we've seen. (It's a current low by $15.) It includes 11 BPA-free polypropylene containers with lids.