Shipping is based on weight, and the size of the package, and your shipping address. Postal/Standard ship prices. We have determined the flat rate of $19.92 covers the cost of shipping to most places in North America. However, we have a deal in place that if your order is over $150USD Shipping fees are waived. By ordering products on our site you agree to the shipping terms of service. These prices are subject to change at any time without notice as courier prices and market shipping prices change. Dangerous Goods MFG is not responsible for duty or fees from cross border deliveries. It is the responsibility of the consumer to pay these fees or levies. There will be no replacement or returns for orders held up by border services and import export agencies for unpaid duty. Please contact us if you have any questions with shipping and your order.