Get skincare display unit with free designs. Treat your (or your loved ones’) tresses with Balmain Hair Couture’s nutcracker-themed haircare Advent calendar, which comes with 10 luxury treats including a thermal protection spray, argan oil moisturizing elixir, texturing salt spray, leave-in conditioner, a festive scented candle and more, all in a chic gold, green and white display box. This very gentle physical exfoliator from Tatcha comes in an easily transportable powder. Over exfoliation…