https://www.amazon.com/gp/product/B01N6N3J8D/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1

A good one for the Go I picked up that seems similar to the hermit shell case I’ve seen suggested.

JSVER Gear VR Case EVA Hard Travel... https://www.amazon.com/dp/B01N6N3J8D?ref=yo_pop_ma_swf