Use new high-security performance water proofing system, it's reliable You can answer phone, take photo while it is in the bag When use this bag, your phone falling in the water will be automatically come up Suitable for swimming, diving, and other water activities. With a band in the package, you can hang it on your arm Weight: 46g Size: 18 x 9.5 x 0.1cm(L x W x T) Color: Black, Yellow, White, Orange Package included: 1 x Waterproof Bag 1 x Short Band 1 x Sling