1. Unlock The Pov Perspective. First-Person Perspective Has A Stronger Sense Of Immersion Than Handheld , Giving You More Shocking Visual Effects. 2. The 360 Rotating Ball Can Be Adjusted At Will, And The Angle Is Always Forward. 3. Freely Switch Between Horizontal And Vertical To Adapt To More Scenes And Meet Your Different Needs. 4. Five Adjustment Buckles, The Tightness Can Be Adjusted Freely, And You Can Control It According To Your Body Shape. 5. The Elastic And Breathable Elastic Band Is Elastic And Adapts To Different Body Types. It Is Soft, Breathable And Comfortable To Wear. Widely Compatible And Can Be Used With A Of Action Cameras, Such As Action Series, Series, Go Series, One R Series, Series, Pocket Series, Etc... Product Name: 360-Degree Universal Action Camera Chest Strap Model: XD742 Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Colour:black Material:plastic Package Contents: 1 x Universal Chest Strap Bracket 1 x 1/4 Screw Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.