Multilayer blown film comprising at least two layers, one sealing layer and one base layer, wherein a) the sealing layer comprises (i) at least 90.0 wt% up to 100.0 wt%, based on the total weight of the sealing layer, of a first polymer composition, said first polymer composition comprises at least 70.0 wt% up to 100.0 wt%, based on the total weight of the first polymer composition, of a metallocene catalyzed linear low density polyethylene (mLLDPE), said metallocene catalyzed linear low density polyethylene (mLLDPE) having a density, determined according to ISO 1183-187 in the range of 0.890 to 0.930 g/cm 3 and 0.0 up to 30.0 wt%, based on the total weight of first polymer composition, of a further polyethylene polymer selected from the group of low density polyethylene (LDPE) having long-chain branched structures (ii) and 0.0 up to 10.0 wt%, based on the total weight of the sealing layer, of additives selected from the group consisting of antioxidants, light stabilizers, acid scavengers, processing aids, anti-blocking aids, nucleating agents, slip agents and mixtures thereof, and b) the base layer comprises (iii) at least 90.0 wt% up to 100.0 wt%, based on the total weight of the base layer, of a metallocene catalyzed bimodal propylene 1-butene random copolymer (iv) and 0.0 up to 10.0 wt%, based on the total weight of the base layer, of additives selected from the group consisting of antioxidants, light ptabilizers, acid scavengers, processing aids, anti-blocking aids, nucleating agents, slip agents and mixtures thereof. a) the sealing layer comprises (i) at least 90.0 wt% up to 100.0 wt%, based on the total weight of the sealing layer, of a first polymer composition, said first polymer composition comprises at least 70.0 wt% up to 100.0 wt%, based on the total weight of the first polymer composition, of a metallocene catalyzed linear low density polyethylene (mLLDPE), said metallocene catalyzed linear low density polyethylene (mLLDPE) having a density, determined according to ISO 1183-187 in the range of 0.890 to 0.930 g/cm 3 and 0.0 up to 30.0 wt%, based on the total weight of first polymer composition, of a further polyethylene polymer selected from the group of low density polyethylene (LDPE) having long-chain branched structures (ii) and 0.0 up to 10.0 wt%, based on the total weight of the sealing layer, of additives selected from the group consisting of antioxidants, light stabilizers, acid scavengers, processing aids, anti-blocking aids, nucleating agents, slip agents and mixtures thereof, and (i) at least 90.0 wt% up to 100.0 wt%, based on the total weight of the sealing layer, of a first polymer composition, said first polymer composition comprises at least 70.0 wt% up to 100.0 wt%, based on the total weight of the first polymer composition, of a metallocene catalyzed linear low density polyethylene (mLLDPE), said metallocene catalyzed linear low density polyethylene (mLLDPE) having a density, determined according to ISO 1183-187 in the range of 0.890 to 0.930 g/cm 3 and 0.0 up to 30.0 wt%, based on the total weight of first polymer composition, of a further polyethylene polymer selected from the group of low density polyethylene (LDPE) having long-chain branched structures (ii) and 0.0 up to 10.0 wt%, based on the total weight of the sealing layer, of additives selected from the group consisting of antioxidants, light stabilizers, acid scavengers, processing aids, anti-blocking aids, nucleating agents, slip agents and mixtures thereof, and b) the base layer comprises (iii) at least 90.0 wt% up to 100.0 wt%, based on the total weight of the base layer, of a metallocene catalyzed bimodal propylene 1-butene random copolymer (iv) and 0.0 up to 10.0 wt%, based on the total weight of the base layer, of additives selected from the group consisting of antioxidants, light ptabilizers, acid scavengers, processing aids, anti-blocking aids, nucleating agents, slip agents and mixtures thereof. (iii) at least 90.0 wt% up to 100.0 wt%, based on the total weight of the base layer, of a metallocene catalyzed bimodal propylene 1-butene random copolymer (iv) and 0.0 up to 10.0 wt%, based on the total weight of the base layer, of additives selected from the group consisting of antioxidants, light ptabilizers, acid scavengers, processing aids, anti-blocking aids, nucleating agents, slip agents and mixtures thereof.