Get two free Garnier Fructis Treat hair mask cups in stores at CVS. First, make sure to sign up for an account to access the sale price and promotion on these items. Then print a $2/1 Garnier coupon from Coupons.com and clip one in the store app. You’ll pay $3 for two and get back $3 ExtraBucks, making them both free. Keep in mind that CVS L2C coupons have a limit of one. If you’ve used this coupon already, it’ll no longer be available.