All4Cellular offers the Ventev VersaDUO Interchangeable Shell for iPhone 4 and 4S
for $1.95. Coupon code "A4C2012" drops it to $1.72
. With $2
for shipping, that's a slight drop from last week's mention and the lowest total price we could find by $1. It includes three interchangeable color plates in red, blue, and silver.