10 items in this article 3 items on sale! Photo-Illustration: The Strategist; Photos: Retailers We write about hundreds of products each week. Here, in our version of the Sunday circular, we’ve plucked some of our recent favorites: expert-recommended essentials, life-changing stuff you didn’t know you needed, newly launched gizmos, and very good deals we uncovered while trawling through the vast online-shopping universe — including the extremely firm mattress one writer found in Taiwan, the