1) It is made up of Silicone material that makes this case in good firmed shape with mid-low elasticity 2) Installation is super easy – just hold the case and plug the phone into the case and you are done 3) Offer excellent grip and easy to feel proud of the fact that your phone is ultra thin, has a smooth, shiny back

http://olla.gr/pure-color-tyre-texture-silicone-case-for-galaxy-s-iv-i9500-black/