Domestic (Shipped via USPS First Class mail):

First ounce of weight.........................................................................................................$1.00
Each additional ounce of weight.....................................................................................$0.17
Registered mail (optional if total is less than $50.00, required otherwise).........$10.00

International (Shipped via USPS First Class mail):

First ounce of weight........................................................................................................$2.00
Each additional ounce of weight............................................... ....................................$0.80
Registered mail (optional if total is less than $50.00, required otherwise)........$10.80