[LONGER ] the VR power bank fixing strap fixes the power bank on the VR headset, which can lengthen the battery life of the VR device,Keep playing for your Quest for up to 8 HOURS without recharging! [ENHANCED BALANCE AND COMFORT]Flexible and adjustable hard strap with fit wheel offers ergonomic fit for players of all ages. With a power bank installed, the counterweight perfectly balances the front weight from the Quest 2 headset makes the head strap more comfortable and alleviates for face. [ADJUSTABLE SIZE]the VR fixing strap fits most external battery packs, this adjustable battery holder comes with segmented nylon fastener tape and Nylon Sticker, which helps it easy to adjust the size. [DETAILED DESIGN] this professionally manufactured fixing strap is equipped with an adjustable strap that can fix the VR cable to prevent the cable from shaking during VR games. And the segmented nylon fastener tape secures the battery firmly in place. [EASY INSTALLATION]The detachable battery holder can also be taken off from the headset when not in use. and click to install the power bank holder. colour: black Material: plastic Package Contents: 2 x Fixing Bracket Strap 8 x Nylon Sticker 2 x USB Charging Cable 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.