<p>A multimodal polymer comprising a higher molecular weight component and a lower molecular weight component, said lower molecular weight component being an ethylene homopolymer or ethylene copolymer with at least one C3-20 a-olefin; and said higher molecular weight component being a copolymer of ethylene, at least one aliphatic diene and optionally at least one C3-20 a-olefin; wherein the density of the multimodal polymer is from 935 to 980 kg/m3.</p>
