Today only, Chitek offers the Acase Screen Protector for iPhone 4 / 4S 3-Pack for $6.25. Coupon code "FCCZ2MCX" drops it to $3.25. With free shipping, that's $1 under our May mention and the lowest total price we could find for this 3-pack. It includes three front screen protectors and three back screen protectors. Deal ends October 10.