https://support.humblebundle.com/hc/en-us/articles/115010776848-Humble-Saints-Row-Bundle-Region-Information

Can NOT be activated in the following regions
Albania, Andorra, Austria, Belgium, Bosnia and Herzegovina, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Georgia, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Macedonia, Malta, Monaco, CS, Netherlands, Norway, Poland, Portugal, Romania, San Marino, CS, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey, Great Britain, Holy See (Vatican City State), Aland Islands, Faroe Islands, Gibraltar, Guernsey, Isle of Man, Jersey, Svalbard and Jan Mayen,