A heterophasic propylene polymerization material comprising a propylene homopolymer (I-1) or the following propylene copolymer, and the following ethylene-α-olefin copolymer, the heterophasic propylene polymerization material satisfying all of the following requirements (i) to (iv): (i) the amount of the xylene-soluble component in the heterophasic propylene polymerization material is 45% by weight or more, providing that the total weight of the heterophasic propylene polymerization material is taken as 100% by weight; (ii) the limiting viscosity [η] CXIS of the xylene-insoluble component in the heterophasic propylene polymerization material is 1.50 dL/g or more; (iii) the ratio of the limiting viscosity [η] CXS of the xylene-soluble component in the heterophasic propylene polymerization material to the limiting viscosity [η] CXIS of the xylene-insoluble component therein ([η] CXS /[η] CXIS) is 1.5 or less; and (iv) the content of monomer units derived from ethylene and α-olefins having 4 to 12 carbon atoms in the xylene-insoluble component in the heterophasic propylene polymerization material is 6% by weight or more, providing that the total weight of the xylene-insoluble component is taken as 100% by weight: propylene copolymer: a propylene copolymer comprising a monomer unit derived from propylene and a monomer unit derived from at least one olefin selected from the group consisting of ethylene and α-olefins having 4 to 12 carbon atoms, wherein the content of the monomer unit derived from at least one olefin selected from the group consisting of ethylene and α-olefins having 4 to 12 carbon atoms is 0.01% by weight or more and less than 20% by weight, provided that the total weight of the propylene copolymer is taken as 100% by weight; ethylene-α-olefin copolymer: an ethylene-α-olefin copolymer comprising a monomer unit derived from ethylene and a monomer unit derived from at least one olefin selected from the group consisting of propylene and α-olefins having 4 to 12 carbon atoms, wherein the content of the monomer unit derived from ethylene is 20% by weight to 80% by weight, provided that the total weight of the ethylene-α-olefin copolymer component is taken as 100% by weight. (i) the amount of the xylene-soluble component in the heterophasic propylene polymerization material is 45% by weight or more, providing that the total weight of the heterophasic propylene polymerization material is taken as 100% by weight; (ii) the limiting viscosity [η] CXIS of the xylene-insoluble component in the heterophasic propylene polymerization material is 1.50 dL/g or more; (iii) the ratio of the limiting viscosity [η] CXS of the xylene-soluble component in the heterophasic propylene polymerization material to the limiting viscosity [η] CXIS of the xylene-insoluble component therein ([η] CXS /[η] CXIS) is 1.5 or less; and (iv) the content of monomer units derived from ethylene and α-olefins having 4 to 12 carbon atoms in the xylene-insoluble component in the heterophasic propylene polymerization material is 6% by weight or more, providing that the total weight of the xylene-insoluble component is taken as 100% by weight: propylene copolymer: a propylene copolymer comprising a monomer unit derived from propylene and a monomer unit derived from at least one olefin selected from the group consisting of ethylene and α-olefins having 4 to 12 carbon atoms, wherein the content of the monomer unit derived from at least one olefin selected from the group consisting of ethylene and α-olefins having 4 to 12 carbon atoms is 0.01% by weight or more and less than 20% by weight, provided that the total weight of the propylene copolymer is taken as 100% by weight; ethylene-α-olefin copolymer: an ethylene-α-olefin copolymer comprising a monomer unit derived from ethylene and a monomer unit derived from at least one olefin selected from the group consisting of propylene and α-olefins having 4 to 12 carbon atoms, wherein the content of the monomer unit derived from ethylene is 20% by weight to 80% by weight, provided that the total weight of the ethylene-α-olefin copolymer component is taken as 100% by weight. a propylene copolymer comprising a monomer unit derived from propylene and a monomer unit derived from at least one olefin selected from the group consisting of ethylene and α-olefins having 4 to 12 carbon atoms, wherein the content of the monomer unit derived from at least one olefin selected from the group consisting of ethylene and α-olefins having 4 to 12 carbon atoms is 0.01% by weight or more and less than 20% by weight, provided that the total weight of the propylene copolymer is taken as 100% by weight; ethylene-α-olefin copolymer: an ethylene-α-olefin copolymer comprising a monomer unit derived from ethylene and a monomer unit derived from at least one olefin selected from the group consisting of propylene and α-olefins having 4 to 12 carbon atoms, wherein the content of the monomer unit derived from ethylene is 20% by weight to 80% by weight, provided that the total weight of the ethylene-α-olefin copolymer component is taken as 100% by weight. an ethylene-α-olefin copolymer comprising a monomer unit derived from ethylene and a monomer unit derived from at least one olefin selected from the group consisting of propylene and α-olefins having 4 to 12 carbon atoms, wherein the content of the monomer unit derived from ethylene is 20% by weight to 80% by weight, provided that the total weight of the ethylene-α-olefin copolymer component is taken as 100% by weight.