Features: Fits with Most of smartphone models on the market (3.5-6.8 inch), can be used with a for case, or waterproof for case. The product makes it easy to get hands free video during almost any activity. The Head straps are fully adjustable to fit any sized noggin. No matter what your hat size, this product will fit. Available with skiing, fishing, hiking, biking, more interesting shot for you to discover. Easily and stably clip and lock your phone with adustable phone clip, universal adapter to the clip and chest strap, press the shutter release button so you can perform activities. Specifications: Material: ABS Size: approx. 8.3x4.2x3.2cm/3.27x1.65x1.26in Package Includes: 1PC x Phone Clip 1PC x Head Mount Strap 1Pack x Accessories note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!