Peak Design Camera Cube (Medium) Filter Type_Close-Up it's out of the optical

it's out of the optical path and won't affect imaging

8 Fish-Eye is a manual focus "full frame" fisheye lens for Micro Four Thirds

but working

Canadian-made 100% ring spun cotton shirt from Jerico

Peak Design Camera Cube (Medium) Filter Type_Close-Up it's out of the opticalThe Peak Design Camera Cube is not a cube, but the sides are more or less flat, so it's I don't know, close enough, it's not worth fighting about. This "cube" is meant to be packed inside of another bag or luggage, providing protection for your camera equipment. Well padded, with a comprehensive set of dividers. Interior dimensions are approximately 15x30x30cm. In excellent condition.