My December beauty favourites are officially in  — and I have to say, this month’s line-up is strong . Think elevated staples, full-glam essentials, and some seriously luxurious skincare that’s been getting me through cold weather, heavy make-up days and retinoid season. If you’re new here: each month I share 10 products I’ve genuinely been obsessed with — the ones I reach for on repeat and couldn’t imagine my routine without. December’s edit is a juicy mix of skincare hero