eXpansys offers this olloclip 3-in-1 Lens System for iPhone 4 / 4S in Black or Red, model no. OC-IPH4-FWM, for $69.99 with free shipping. (Best Buy charges the same for the red version.) That's the lowest total price we could find for either color by $2. It includes fisheye, wide-angle, and macro lenses in one small package. A carrying case is included.