I received this email from the official Eagles story today:

Now through December 21st, get 20% off storewide and $10 flat rate shipping in the Eagles Official Store.
Order by December 20th at 3 p.m. PST to receive by December 24th.
*20% discount offer good through 11:59 PM EST on Friday, December 21st. Discount may not be applied to past orders.
*$10 flat rate shipping offer good through noon EST on Friday, December 21st.