PaperChaser

Download the template before the contest ends.

65 lbs

That's a fantastic idea! Let me know how it goes when you make yours. :)

I use 110 lbs cardstock from Michaels, I find that the overlay helps with stiffening and sides and adding strength

Nice, you should do a tutorial =D.

Yes from portal

It's been awhile since I've made the bag but i think it was a nylon fabric, it definitely wasn't lycra though. The ties I had fitted to my body's dimensions (top shoulder and opposite rib cage)