Ok I thought I stumbled on a good deal. I bought a 4x6 stall mat that is 3/4 inch rubber thick from tractor supply.
Price wise is it is great but it's a very hard rubber not soft. Better than my garage concrete floor I guess. The link to it is below.
https://www.tractorsupply.com/tsc/product/4-ft-x-6-ft-x-3-4-in-thick-rubber-stall-mat?cm_vc=-10005