As the temperatures drop, your go-to footwear choices can often feel impractical; that's why Trinny Woodall's hack couldn't have come at a better time. She shared a low-cost, easy trick for how to ...

“As someone who has climbed mountains, I’ve had to improve the grip on the bottom of a shoe or two,” Michael Sawyer of UltimateKilimanjaro.com says with a laugh. “Just take a rock, nail file or ...