Head over to Living Social and get an $80 voucher to SwimSpot.com for just $40 today!
It looks like you can buy as many as you like; but you can only use one per purchase. Free ground shipping is included for continental U.S.; Free exchanges and returns.
I have shopped Swimspot before and was very pleased with their selection and service! I returned a suit 2 times with NO PROBLEM until I found the right fit.