Does Knockaround allow discounts for group sales? To request a discounted group rate, please email firstname.lastname@example.org with detailed information regarding your group and the intended use of our product. Related articles I placed my order and forgot to use my promo code, can you help me? How can I become a Knockaround brand ambassador? ACE ON BASE was printed in the arm of most Knockaround sunglasses from 2008 to 2011. What does ACE ON BASE mean? How can I track my order? Do you offer free shipping? Comments 0 comments Please sign in to leave a comment.