Non-apparel based fabrics/materials in NYC?

Can anybody recommend a resource for fabrics in NYC that are a bit more heavy duty than apparel fabrics? I’m talking heavy duty, durable canvasses, wools, etc. that would be suitable for making a backpack or equipment case? Also looking for zippers, hardware, and the like… Would love to find a place that has a materials library or something similar that I could browse through… Thanks in advance!

EDIT: Actually, now that I think about it, I’d be interested in the best places to find these types of materials throughout the country as well, in case NYC isn’t the best place to be sourcing these things…

As far as webbing, trim and fasteners , I recommend ACW in Rhode Island. ACW manufactures a complete line commercial and military approved narrow fabric and buckles … (

moved to Footwear & Softgoods