Securely hold samples during embedding processes with tissue capsules. The various material manufacturing options feature perforations on both bottom and top areas to allow maximum circulation of fluids. This meshing may come in different sized pores to accurately contain different tissue specimen. Frosted areas allow permanent labeling to maintain accurate testing. The various diameter sized capsules securely protect samples with snap on locking lids. Tissue capsules may have removable compartment divider for most efficient tissue processing.