Today only, Chitek offers the Acase Superleggera PRO Dual Layer Case for Apple iPhone 4 / 4S in Black bundled with two screen protectors for $9.70. Coupon code "MJ63SH7V" makes it $4.36. With free shipping, it's a buck under our mention from last week and the lowest total price we could find. This case fits the iPhone 4 / 4S for AT&T, Verizon, and Sprint.