CTCStore offers the Acase Matte Screen Protector for iPhone 4 / 4S 3-Pack for $3.98. Coupon code "KMWAUOT2" drops it to 17 cents. With $2.98 for shipping, that ties our mention from last week as the lowest total price we could find for a comparable 3-pack by $2. It includes three front screen protectors. Coupon expires December 31.