Invisible - difficult or almost impossible to check out; imperceptible by the attention; "the invisible guy"; "invisible rays"; "an invisible hinge"; "invisible mending" The overweight mechanic who will take treatment of his relatives but has faithfully been with his high school sweetheart isn’t masculine. [ in advance of noun ] https://www.gboyle.nl/productfotografie-een-gids-voor-kleding-fotografie/