Family Dollar: Blue Coral Wiper Blades $2.50 ea. with NEW Coupon December 21, 2012 by Admin 1 Comment Grab a new coupon for B1G1 FREE Coral Wiper Blades at Family Dollar…….the coupon prints for me with an end date of 12/31. They are $5 at Dollar Tree – just $2.50 ea. after coupon – super deal if you need to pick some up! Thanks, Kristina!