Trough of a wooden mummiform outer coffin, painted black , the colour of silt rich soil symbolic of fertility and resurrection. Details are painted in yellow that is now very faint. Within the interior is a now indistinct central image of a deity and columns of text. Painted decoration appears to be applied on a fragile linen surface which has not survived completely. Thickness of the wood at the shoulder is 67 mm. The coffin contained the mummy of Ankh-es-en-aset sealed within a cartonnage mummy case (M14000).