A soft custom ear mold (300) comprising: an inner ear mold part (100) consisting of a first bushing (101), a sound tube (102) and an ear wax guard bushing (103), and an outer ear mold part (200) that is adapted to fit an individual ear canal and comprises a sound conduit having holding means adapted to engage said inner part (100). The holding means defines the correct positioning of said inner part (100) in the sound conduit of said outer part (200) whereby a precise and stable positioning of the ear wax guard bushing (103) in the soft custom ear mold (300) is provided. The invention also relates to a hearing aid comprising such an ear mold (300, 900), a method for manufacturing such an ear mold and a tool for carrying out a part of said manufacturing method.