A multilayer coextruded film (100; 200; 300; 400) with a front side (101) and a rear side (102) is disclosed, which film comprises at least three layers, a first layer (110) of the at least three layers and / or a second layer (120) of the at least three layers comprises a laser additive, the second layer (120) comprises a fluorescent additive and a third layer (130) of the at least three layers comprises an area that is impermeable to UV radiation.
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