Magnetic self-sealing bag for the upper arm with patented closure system.

Whether it is a drizzle or a rain shower –  thanks to the hermetic closure technology, your smartphone is 100% protected against water and even the finest dust. The HERMETIC arm band is made of non-irritating elastic material that moves with you. Your smartphone remains touch-enabled. With the included belt extension, the lengthening for larger sizes can be attached quickly and conveniently.