I found this on eBay. I'm not in anyway affiliated with the seller, etc. But 2400' of 1-1/4" polyester webbing for $100 seems like a great deal. But if I brought 2400' more feet of webbing into the house, my wife will file for divorce. I figure you could get almost 200 12' tree straps out of this.

https://www.ebay.com/itm/WEBBING-1-1...sAAOSwQiRUqJfG