This P22-1 Tech Light profile features 2 external wings meaning that any edges created when routing out the channel can be covered keeping the your LED strip creation looking sleek and tidy. This profile measures 1 metre in length and has an internal width of 24.5mm and a depth of 25mm. This means that any channels or grooves need to be a minimum of 25mm for the profile to sit flush against the surface in which it is housed. This product has a silver finish and has undergone the anodization process protecting it against water and damp. All Tech Light LED profiles are protected by anodization layer which protects them from the elements.