Question

Does anbody here own a pair of these(https://www.teleskop-express.de/en/ts-fernglaeser-40/binoculars-for-astronomy-24/offer-ts-optics-20x110-mx-marine-big-binoculars-wide-angle-nitrogen-filled-18374)?

How well do they hold up for astronomy,did anybody had any collimation problems?