Wavy edges, Weaver said, are designed to solve the No. 1 problem consumers have with toilet paper: the incomplete tear. The dreaded incomplete tear. Photo illustration by Slate.

Procter & Gamble's Charmin toilet paper brand has reinvented the bath tissue square. Responding to what the company says is consumers' No. 1 complaint, Charmin is replacing the traditional ...

Charmin's new Ultra Soft Smooth Tear toilet paper, rolling out nationwide, has scalloped edges, instead of straight perforated edges. $3,500 iPhone possible? What to know 📋 How to talk money ...