I used linen and a needle I ordered on Amazon. Here are the links:

Caydo 60 by 27.5 Inch Pure Linen... https://www.amazon.com/dp/B0B1V3ZGLS?ref=ppx_pop_mob_ap_share

Handle Punch Needle Metal Tube... https://www.amazon.com/dp/B0995WT89T?ref=ppx_pop_mob_ap_share