i am confused how the international shipping for stickers works, i dont need tracking, but from what i understand i need a customs form because im selling a sticker and every shipping service says its around $15 for a 0.9 oz sticker + envelope for shipping to finland from usa, am i missing something or is my only option first class international ??? please help i have been looking at forums and resources for a while and would like someones help thats been through this