These are legit coupons and print with the new barcode (see more about that here).
Then, you can head to Walgreens this week to score Pepsi Next for just $0.99!
Pepsi Next 12-pack $2.99
Use $1/1 Pepsi coupon in the Walgreens Coupon Booklet (found in store or by cashier)
ALSO, use new $1/1 Pepsi Next coupon here
= just $0.99 for a 12 pack!