Features:

Fits with Most of smartphone models Length 11-14cm,width 8-10cm,it can be used with a case, or waterproof case.
The product makes it easy to take hands free video during almost any activity.
Available with skiing, fishing, hiking, biking, more interesting shot for you to discover.
Easily and steady clip and lock your phone with adustable phone clip,universal adapter to connect the clip and chest strap , press the shutter release to allow you perform extreme activities.
Strong ABS and nylon strapping materials,the phone clip compatible with most of selfie stick.

Package Included:

1 x Chest Strap
1 x Phone Clip
1 x Screw
1 x Apdater

Note:Not included mobile phone.