Clinique is offering a buy one, get one free deal on their Moisture Surge™ 100H Auto-Replenishing Hydrator ($68). Add one to your cart and a second will be added automatically. Effectively $34 each.
There was a deal posted in August 2020 for the 72-hour version, however this deal is for the "upgraded" 100-hour version.
HAPPY10 gives a 10% discount for new users on purchases $75+.
SBJU863X is the student code for a 10% discount.
Don't forget cashback.