BTW - just at the moment there´s a set of NOS olive green vinyl floor mats (only front) at ebay -- BIN-price USD 140.00. Don´t know if olive green would help, too...

Item number: 250414234607

http://cgi.ebay.com/ebaymotors/67-68-69-...p4506.m20.l1116



Not accurate but will come close: same seller is offering a complete set of NOS tan front and rear floor mats for 1970-1975 Pontiac Firebird; BIN-price USD 225.00

Item number: 250348309407

http://cgi.ebay.com/ebaymotors/70-71-72-...sQ5fAccessories


... and finally a complete set of NOS dark jade green floor mats for 1970-1975 Pontiac Firebird and Trans Am. More expensive -- BIN-price USD 275.00

Item number: 250403498019

http://cgi.ebay.com/ebaymotors/70-71-72-...sQ5fAccessories


Just take a look and keep this ebay seller in your favorites. Could very well be he´s some other vinyl mats available soon...