So you got yourself the hot selling iPhone 4S (or maybe you were good and Santa left it in your stocking) — iOffer has a variety of cases and covers to keep your favorite gadget as good as new.

Low temps can make a screen brittle or unresponsive. When the temperature drops, it’s a good idea to keep your smartphone wrapped or close to your body. Try  bundling your iPhone with a colorful, lightweight cotton pouch:

Did you make a resolution to hit the gym more in 2012? This lightweight and comfortable iPhone/iPod armband will have you sweating to the oldies in no time. The breathable fabric band attaches to your upper arm and protects your phone during a workout or jog:

Kick it old school with a cassette tape iPhone 4 cover. Designed specifically for the iPhone 4, these snug fitting cases protect your phone from bumps and dings — with a bit of 1980′s style:

Looking for a case that’s slim and rugged? These mesh shells should fit the bill. The rubberized, perforated plastic makes these cases both lightweight and durable:

Planning to be away from a power source for an extended period? Having a backup battery for your iPhone is always a good idea. These extended life cases protect your phone from bumps and scratches AND add up to five hours of talk time:

Have a case that you’ve used and love? let us know in the comments below.