Ending today at 3 pm ET (or until 100% claimed), Woot via Amazon offers Prime members the Pyrex 18-Piece Round Food Storage Set, model no. 1110141, for $17.99 with free shipping. Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $11.) That's $4 below our mention from last month and the lowest total price we've seen. (It's a current low for any Pyrex round 18-piece set by $16.) It includes two 7-cup, two 4-cup, three 2-cup, and two 1-cup glass containers with BPA-free multicolor lids.