A polyurethane composition consisting of a first and a second component; wherein - the first component comprises - at least one alkoxylated aromatic diol A1 with an average molecular weight in the range of 300 to 1000 g/mol, - at least one aliphatic or cycloaliphatic diol A2 with a molecular weight in the range of 90 to 200 g/mol, which is not a linear alkylene diol with two primary OH groups, - at least one polybutadiene polyol A3 with an average OH functionality in the range of 2.1 to 2.9, especially 2.3 to 2.7, and with an average molecular weight in the range of 2000 to 4000 g/mol, especially 2500 to 3000 g/mol, and - the second component comprises - at least one polyisocyanate; wherein the diol A1, the diol A2 and the polybutadiene polyol A3 are present in a quantity such that - the weight ratio A1/A2 falls in the range of 0.1 to 1, preferably 0.2 to 0.7, especially 0.3 to 0.7, - the weight ratio A3/(A1+A2) falls in the range of 3 to 9, preferably 4 to 8, especially 5 to 8, and - the fraction of polybutadiene polyol A3, based on all polyols present in the first component, falls in the range of 50 to 90 wt.-%, preferably 65 to 90 wt.-%, especially 75 to 90 wt.-%, wherein "average molecular weight" is the term used for the number-average molecules, which is usually determined by GPC against polystyrene as standard. - the first component comprises - at least one alkoxylated aromatic diol A1 with an average molecular weight in the range of 300 to 1000 g/mol, - at least one aliphatic or cycloaliphatic diol A2 with a molecular weight in the range of 90 to 200 g/mol, which is not a linear alkylene diol with two primary OH groups, - at least one polybutadiene polyol A3 with an average OH functionality in the range of 2.1 to 2.9, especially 2.3 to 2.7, and with an average molecular weight in the range of 2000 to 4000 g/mol, especially 2500 to 3000 g/mol, and - at least one alkoxylated aromatic diol A1 with an average molecular weight in the range of 300 to 1000 g/mol, - at least one aliphatic or cycloaliphatic diol A2 with a molecular weight in the range of 90 to 200 g/mol, which is not a linear alkylene diol with two primary OH groups, - at least one polybutadiene polyol A3 with an average OH functionality in the range of 2.1 to 2.9, especially 2.3 to 2.7, and with an average molecular weight in the range of 2000 to 4000 g/mol, especially 2500 to 3000 g/mol, and - the second component comprises - at least one polyisocyanate; wherein the diol A1, the diol A2 and the polybutadiene polyol A3 are present in a quantity such that - the weight ratio A1/A2 falls in the range of 0.1 to 1, preferably 0.2 to 0.7, especially 0.3 to 0.7, - the weight ratio A3/(A1+A2) falls in the range of 3 to 9, preferably 4 to 8, especially 5 to 8, and - the fraction of polybutadiene polyol A3, based on all polyols present in the first component, falls in the range of 50 to 90 wt.-%, preferably 65 to 90 wt.-%, especially 75 to 90 wt.-%, wherein "average molecular weight" is the term used for the number-average molecules, which is usually determined by GPC against polystyrene as standard. - at least one polyisocyanate; wherein the diol A1, the diol A2 and the polybutadiene polyol A3 are present in a quantity such that - the weight ratio A1/A2 falls in the range of 0.1 to 1, preferably 0.2 to 0.7, especially 0.3 to 0.7, - the weight ratio A3/(A1+A2) falls in the range of 3 to 9, preferably 4 to 8, especially 5 to 8, and - the fraction of polybutadiene polyol A3, based on all polyols present in the first component, falls in the range of 50 to 90 wt.-%, preferably 65 to 90 wt.-%, especially 75 to 90 wt.-%, wherein "average molecular weight" is the term used for the number-average molecules, which is usually determined by GPC against polystyrene as standard.