To offer the lowest possible "public wholesale" product pricing, the cost of shipping is not factored into the price of each individually handmade item. Shipping rates are calculated in a transparent fashion by cubic weight according to the terms of each carrier.
For a more detailed discussion about shipping prices, including the pros -- and mostly cons -- of inflating product prices to create the illusion of free shipping, please feel welcome to check out this post on Instagram: https://www.instagram.com/p/Bv2ENptgqxL/