Dual fit,slim, soft sports armband for 4 to 5.5" Smartphone A slim, flexibility and soft material combine to make the Avantree sports armband for 4 to 5.5" smartphone. The dual fit design offers you to adjust the armband tightne -ss of your arm freely. Just wear this armand, and slide your phone into place. You could easy access to your multi-touch display and headphone jack, and your phone stays protected from finger prints, dust, and scratches Compatibility * Universal | | * iPhone | iPhone 5 | iPhone5s | iPhone5c | iPhone 4/4S | * Samsung | Galaxy SIII I9300 | smartphone | samsung S4 | * Other Devices | Nokia lumia 920 | Blackberry Torch 9800 | Blackberry Z10 | HTC one | HTC M7 | HTC Butterfly S | NOKIA Lumia 1020 | |