The holder securely grips all XLR connectors, at a set distance from the side of the pole to prevent the XLR becoming unclipped or making noise. The material has metal properties in terms of stiffness, but with a rubber additive to reduce the brittleness and a UV stabiliser to prevent breakdown in UV light.Value-for-money. It is made from a metal replacement polymer, developed in the automotive industry for SUV door handles.