Add some descriptive text to your all collections page.
BUY 2 SHIRTS - GET 1 SHIRT FREE
BUY 2 SHIRTS - GET 1 SHIRT FREE
BUY 2 SHIRTS - GET 1 SHIRT FREE
BUY 2 SHIRTS - GET 1 SHIRT FREE
BUY 2 SHIRTS - GET 1 SHIRT FREE
BUY 2 SHIRTS - GET 1 SHIRT FREE
BUY 2 SHIRTS - GET 1 SHIRT FREE
BUY 2 SHIRTS - GET 1 SHIRT FREE
BUY 2 SHIRTS - GET 1 SHIRT FREE
BUY 2 SHIRTS - GET 1 SHIRT FREE
Add some descriptive text to your all collections page.