Groupon offers a $20 Hanes, Champion, OneHanesPlace, or JustMySize Gift Card for $10. That's $10 off and the lowest price we could find, although we saw it for $2 less a month ago. This voucher is redeemable online only at each store. (Minimum purchase must be greater than the full offer value before taxes and shipping.) Some exclusions apply. Credit must be redeemed by September 21.