RothcoMA-1 Flight Jacket

How many days to recieve the delivery in florida? i am on vacations in usa and go back to colombia in a week.. i am afraid to lose the buy...

Im 5'2, 240lbs. What size ahould i get thats not bulky?

Is This jacket okay to sew patches on to?

What is the diffrence on the 6x,7x,8x sizes on the larges,Never seen this before on sizing a jacket or coat?