Heterophasic propylene copolymer (RAHECO) having (a) a xylene cold soluble content (XCS) determined according ISO 16152 (25 °C) in the range of 25.0 to 35.0 wt.-%, and (b) a comonomer content in the range of more than 4.5 to 10.0 wt.-%, wherein further (c) the comonomer content of xylene cold soluble (XCS) fraction of the propylene copolymer is in the range of 12.0 to 22.0 wt.-%, (d) the intrinsic viscosity (IV) determined according to DIN ISO 1628/1 (in decalin at 135 °C) of the xylene cold soluble (XCS) fraction of the propylene copolymer is in the range of more than 1.5 to below 3.0 dl/g, and (e) the relative content of isolated to block ethylene sequences (I(E)) of the XCS fraction fulfilling the inequation (I) I E < 78 − 1.97 × C 2 + 0.015 × C 2 2 wherein C2 is the comonomer content [wt%] of the XCS fraction and wherein the I(E) content is defined by equation (II) I E = fPEP / fEEE + fPEE + fPEP × 100 wherein I(E) is the relative content of isolated to block ethylene sequences [in %]; fPEP is the mol fraction of propylene/ethylene/propylene sequences (PEP) in the sample; fPEE is the mol fraction of propylene/ethylene/ethylene sequences (PEE) and of ethylene/ethylene/propylene sequences (EEP) in the sample; fEEE is the mol fraction of ethylene/ethylene/ethylene sequences (EEE) in the sample wherein all sequence concentrations are based on a statistical triad analysis of 13C-NMR data. (a) a xylene cold soluble content (XCS) determined according ISO 16152 (25 °C) in the range of 25.0 to 35.0 wt.-%, and (b) a comonomer content in the range of more than 4.5 to 10.0 wt.-%, wherein further (c) the comonomer content of xylene cold soluble (XCS) fraction of the propylene copolymer is in the range of 12.0 to 22.0 wt.-%, (d) the intrinsic viscosity (IV) determined according to DIN ISO 1628/1 (in decalin at 135 °C) of the xylene cold soluble (XCS) fraction of the propylene copolymer is in the range of more than 1.5 to below 3.0 dl/g, and (e) the relative content of isolated to block ethylene sequences (I(E)) of the XCS fraction fulfilling the inequation (I) I E < 78 − 1.97 × C 2 + 0.015 × C 2 2 wherein C2 is the comonomer content [wt%] of the XCS fraction and wherein the I(E) content is defined by equation (II) I E = fPEP / fEEE + fPEE + fPEP × 100 wherein I(E) is the relative content of isolated to block ethylene sequences [in %]; fPEP is the mol fraction of propylene/ethylene/propylene sequences (PEP) in the sample; fPEE is the mol fraction of propylene/ethylene/ethylene sequences (PEE) and of ethylene/ethylene/propylene sequences (EEP) in the sample; fEEE is the mol fraction of ethylene/ethylene/ethylene sequences (EEE) in the sample wherein all sequence concentrations are based on a statistical triad analysis of 13C-NMR data. I(E) is the relative content of isolated to block ethylene sequences [in %]; fPEP is the mol fraction of propylene/ethylene/propylene sequences (PEP) in the sample; fPEE is the mol fraction of propylene/ethylene/ethylene sequences (PEE) and of ethylene/ethylene/propylene sequences (EEP) in the sample; fEEE is the mol fraction of ethylene/ethylene/ethylene sequences (EEE) in the sample wherein all sequence concentrations are based on a statistical triad analysis of 13C-NMR data. <EOS>