Rub a small amount of beeswax, paraffin wax, or graphite from a pencil along the zipper teeth to lubricate a stiff slider. If a tooth is missing or the slider is completely broken, a local tailor or leather repair shop can usually replace the entire zipper assembly.

Standard leather shells block wind effectively but offer limited insulation on their own. To stay warm in freezing weather, look for leather coats featuring built-in shearling linings, heavy quilted thermal insulation, or detachable faux-fur collars.

Hang the garment in a well-ventilated outdoor area out of direct sunlight for a few days. If the smell persists, place it in a large container with an open box of baking soda or activated charcoal charcoal packets for 48 hours without letting the powder touch the leather directly.

Turn the jacket inside out to protect the outer grain and fold the sleeves across the chest, then gently roll it from the collar down rather than folding it into sharp creases. Alternatively, place it flat at the very bottom of your suitcase and lay other clothes evenly over it.