E-Case eSeries Case Size 9&frac12; (Black) Ultra-clear urethane windows allow full use of touchscreens, cameras and voice functions. Every case is individually tested to meet IPX7 standard of withstanding submersion in 1 meter of water for 30 minutes. One-step, waterproof SealLock zipper and rugged RF-welded seams guarantee protection from the elements. Die-cut lash points for tethering; UV-resistant windows. PVC-free materials.