GETTING MY ADD SHIPPING RATES CALCULATOR TO YOUR WEBSITE TO WORK

DIM weight is calculated by multiplying the duration, width, and peak with the bundle or box sizing, then dividing by a typical DIM divisor. Shipping carriers like USPS, FedEx, and UPS calculate shipping charges dependant on whichever is bigger: the actual weight of the package or its DIM weight. Whichever is better results in being the billable