Using the Circle Card Thinlits die, you can add an extra/extended flap by feeding the right edge of your c/s up, out and over the top of the die so that the cutting blade will not cut it away (as it's supposed to do). See it, here:
Paper Size: Cut to size of the thinlit die (I just mark around die)
Ink: Baked Brown Sugar, Pistachio Pudding
Accessories: Big Shot, Circle Card Thinlits die, Punches: 2 1/2" circle, 1 3/8" and 1 1/4" circles, Blossom, Twine Pool Party (SAB pkg.), Sponge, Dimensionals