How to make a 3D origami bag (page 7)

 

11. Apply the horizontal "valley-fold" of the step #10 and then unfold.   Prepare to fold the triangle flap back.

12. Fold the triangle flap back.   Prepare to apply a vertical "mountain-fold" .

 

 

 

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20