This cover is used to protect the lens portion of the camera s waterproof case.
It is the perfect size for waterproof housing case by RICOH TW-2,Insta360 ONE X diving case(genuine product),Insta360 ONE X2 diving case(genuine product),Insta360 X3 diving case(genuine product).
When not in use, it can be threaded through the back of the hand or wrist.
