A covered receptacle (single- or multiple-compartment) containing a tissue fixation or preservation solution [e.g., formalin, saline] intended to be used for the collection, and preservation and/or transport, of any type of tissue specimen (e.g., biopsy tissue) collected from any body part for in vitro diagnostic investigation. It does not contain patient-contact tissue specimen sampling/excision devices. This is a single-use device.