CTCStore offers the Acase Screen Protector for iPhone 4 / 4S 3-Pack for $8.45. Coupon code "O7QZTSO3" drops it to $3.25. With free shipping, that's pennies under last week's mention and the lowest total price we could find for a similar 3-pack by $2. It includes three front screen protectors and three back case protectors. Deal ends December 17.

Orders placed by December 21 at 11 pm ET using Amazon Prime are guaranteed to arrive by Christmas. (Non-members need to order by December 19.)