As one of its daily deals, All4Cellular offers the Bike4 Bicycle Mount for iPhone 4 / 4S in Black or White for $9.99 plus $2 for shipping. That's $3 under the lowest total price we could find for a comparable case elsewhere. This waterproof case attaches to your bike's handle bar and features a fish-eye lens and openings for the headphone jack and camera. Deal ends today.