With just a little more than a week left before Mother’s Day, it’s about time to stop procrastinating. After booking reservations for brunch and maybe even a mother-daughter spa sesh, what remains—besides your shrinking budget—is the hardest piece of the puzzle. What do you get the woman who taught you to shop—without breaking the bank? That’s where we come in. With 20 of our fave under-$100 picks from around the city (plus a few from the Web), things just got a little easier for you.