Alexander Zverev wins both bett1HULKS 2 TOURNAMENTS | 1 LOCATION COLOGNE 2020 10 – 18 Oct bett1HULKS Indoors COLOGNE 2020 17 – 25 Oct bett1HULKS Championship IMPRESSIONS Impressions bett1HULKS Indoors bett1HULKS Championship bett1HULKS Off-Court bett1HULKS Videos ENTERTAINMENT