Gwendolyn, 16, a member of the SheKnows Teen council, is “a big fan of UGGs,” but when it comes to the new Bea Mary Janes, she paused. “They’re not practical with cold, but they are fun,” she said.

America’s favorite brand of cozy slippers has just dropped a slew of new markdowns and added new sizes, but you’ll need to hurry because sizes are already beginning to sell out. The Women’s Tazzlita ...