Applying excessive force to the strap could disengage the catch. Fortunately, in most instances, this can be remedied by trimming the excess (damaged) strap material and reattaching it to the clip.
Replacing the Strap.
If the strap is too damaged and not fixable, you can order a replacement strap and reattached it to your goggle. The instruction below shows you how to remove the strap and insert a new one, or remove the strap for re-attach the strap to the clip.