Features: Powerbank back clip bracket used to fix the power bank on the vr headset strap or waist. for power packs of various sizes, use the rear clamp bracket and two straps to fix the power pack. Elasticity of the band can be adjusted and fixed according to the size of the power bank. Can not only be fixed on the earphone belt, but also on the waist belt. When playing a VR game, you don'for t have to worry about the all-in-one VR headset running out of power. Specifications: Material: PU Size: 11x26mm/4.33x10.24inches Note: Please allow 1-3cm 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. Package includes: 1xPower Bank Fixing Strap