A reinforcement member for a vehicle

A vehicle door (100) comprising:

• an inner panel (101);
• an outer panel connectable to the inner panel (101) such that the inner panel (101) and the outer panel define a door well (102) therebetween;
• and
• a door intrusion beam (10) connectable to at least one of the inner panel (101) and outer panel and extending into the door well (102), the door intrusion beam (10) comprises:
• a first component (1) made of steel;
• and
• a second component (2) secured to a portion of the first component (1),
• wherein the second component (2) is made of a reinforced polymer,
• wherein, the door intrusion beam (10) with the combination of the second component (2) and the first component (1) is configured to absorb impact energy.