We ARE the manufacturer..... Detroit Muscle Technologies 

Accel pedal to firewall gasket for 1967-74 A Bodies; 67-69 Barracuda, Dart, Demon, Duster, Scamp, Swing, Valiant

Materials
.187" white poly foam like OEM

Shipping
First Class Mail.  We combine shipping.

IMPORTANT SHIPPING NOTICE
NO shipments outside the US except Canada. International shipping/customs is unreliable.
Shipments to Canada take at LEAST 14 days and sometimes as long as 30 days.
We ship First Class International Mail for all shipments under 4lbs and under 1 cubic foot. 
We ship International Priority Mail, for shipment over 4lbs or 1 cubic foot.
BOTH methods take the same amount of time.
There are NO tracking numbers shipping outside the US unless you pay additional for UPS or International Express Mail.
UPS or International Express Mail have EXPENSIVE brokerage fees of $35+ plus local taxes.