LPT Request : how to avoid expensive shipping cost on EBAY when buying something from the usa ?

i want to buy some frames to my glasess but i cant get them in my country so i have to order them from the usa, but shipping makes me want to not buy, shipping is like 25 usd on a very light and small item on Ebay, and i cant find these specific frames anywhere else. any suggestion to get and item from usa to india in a cheap way ?