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iPhone 4/4S Defender Series Build Your Own Case

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Only on OtterBox.com can you build your own custom Defender Series iPhone 4S and iPhone 4 case. The Defender Series features three layers of solid protection plus a belt-clip holster. Built with a high-impact plastic shell, durable outer slip cover and a built-in screen protector, the Defender Series iPhone 4 and iPhone 4S case is practically indestructible. Get protection that inspires confidence with the Defender Series by OtterBox.

iPhone 4/4S Defender Series Build Your Own Case

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  • For over a decade, you’ve trusted the OtterBox Defender Series to protect the technology you love. It seems only natural to continue the tradition with this custom-made Defender Series iPhone 4S and iPhone 4 case.
    Buy now   ▶
  • Build your own
    Protection matters. So does color. Choose from heaps of color combinations to build your own Defender Series iPhone 4 and iPhone 4s case that shows off your color personality.
    Buy now   ▶
  • Features
    • One of the toughest iPhone 4/4s cases available engineered
       with multilayer technology and built with high-quality materials,
       creating a rock-solid protective solution
    • Polycarbonate inner shell fits firmly over the iPhone 4/4s and
       includes internal foam padding for a cushioned fit
    • Rugged synthetic rubber skin wraps around the inner
       polycarbonate plastic shell to absorb bumps and shock
    • Scratch-resistant screen protector is built in, providing total
       screen protection
    • The included holster clips to nearly anything and doubles
       as a kickstand for hands-free use
    Buy now   ▶ Features video
  • Need a little help?
    Follow the instructions in this video to help make installation of your Defender Series iPhone 4/4s case a breeze.
    Instructional video Buy now   ▶


  • iPhone 4S
  • iPhone 4


  • Complete functionality is retained through the Defender Series, including speaker, microphone, camera and flash
  • Silicone tabs prevent dust, dirt and debris from the volume controls, power button, and headphone jack
  • Three layers of defense include an inner polycarbonate shell, built-in screen protector, outer silicone slipcover and holster
  • 1 year limited warranty


  • A built-in screen protector prevents scuffs, scrapes and smudges while still maintaining the sensitivity of the touchscreen
  • Two-piece polycarbonate shell snaps together to form a snug fit
  • Outer silicone slipcover wraps around the inner shell to create a solid defense against mishaps such as bumps, drops and shocks
  • Belt-clip holster accommodates the device in any direction. Face the touchscreen outward for quick access or face it inward for ultimate protection

Weight & Dimensions:

  • Weight: 1.83 oz / 52.06 g
  • Dimensions: 4.88 in x 2.71 in x 0.66 in / 124.12 mm x 68.91 mm x 16.76 mm

Environmental Protection:

The Defender Series iPhone 4 / 4S case provides added protection against bumps, shocks and drops but is NOT protective against water.

Patents Pending

 APL2-I4SUN Tech Specs