Compatibility: The strap supports a wide range of arm girth from 8.3" (21cm) to 15.7" (40cm). Not compatible with iPhone phone Solid State Haptic Home Button* *Fingerprint Scanner/Sensor does not work through protective cover of the armband* Compatible withiPhone 8 plus 7 plus/ 6 plus/ 6s plus/ Samsung Galaxy LG HTC Nokia MOTO and more with a screen up to 5.5'' (Phones with up to a 5.5 inch screen) Apple iPhone 8 plus7 Plus, 6S Plus Samsung Galaxy s8 plus,S7 Edge, S6 Edge Plus Google Pixel XL Nexus 6P, 6, 5 LG G5, G4, G3 HTC 10 and other,Please help check phone size. PRODUCT FEATURES : 1.Combination of a hard crystal clear PC back and soft TPU Bumper, cover the device on all sides. Protect your phone from scratch and impact SLIM & Lightweight Made of stretchy neoprene material,the features Breathable and Clean easily hand-washable. Comfortable to wear while you are exercising and protect your phone. 2.High transparency back makes you can enjoy the natural beauty of your phone, and the colorful bumper can give your phone a stylish look 3. Preciously cutouts for speakers,charging ports,camera and buttons 4. Light weight, Very easy to insert and remove from the case. Best Suitable for all mobile devices and smartphone with 5.1-5.5 inches.