Quality Cellz via eBay offers the LifeBox Waterproof Case for Apple iPhone 5 in Black or White for $29.99 with free shipping. That's $2 under our October mention (although that included an armband) and the lowest total price we could find by $5. This case is waterproof up to 6.6 feet, dustproof, snowproof, crashproof, and shockproof. It features a back clip and comes with a cleaning cloth, headphone jack covers, and waterproof hook-loop.