Today only, All4Cellular offers the refurbished OtterBox Defender Case with Holster for iPhone 4S in Black, model no. APL2-I4SUN-20-E4OTR_B, for $14.99 plus $2 for shipping. That's $11 under our December mention of a new unit and the lowest total price we've ever seen for this case. (It's currently $17 less than a new one.) It features a clear protective membrane for the touchscreen plus openings for the camera lens, dock connector port, and home button.

No warranty information is provided.