Yagoozon via Amazon offers Prime members the Glasslock 18-Piece Glass Storage Set, model no. 11363, for $29.99 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, it adds $10.94.) That's $2 under our mention from a month ago and the lowest total price we could find by $10. This set includes four rectangular containers, three round containers, two square containers, and corresponding lids.