Item:Small black book embossed with a skull and crossbones

small black book embossed with a skull and crossbones
Look:	A pair of straps allows the hollowed out book to be worn on the thigh, while a small release catch at the top that allows its owner to easily access the dirt that can be stored within.
Weight:	30 stones
Metal:	Unknown
Uses:	3
Appraised Cost:	Unknown
Properties:	This item reduces the inventory count and/or weight of its contents. Note: because of this, it may count as two items. This item has more than normal or unusual verbs.
Dimensions:	? length x ? width x ? height
Sources:	Source is Darker Shade of Night (2)

Studying the a small black book embossed with a skull and crossbones, you believe you could PUSH it to release some dirt, PUT dirt IN it to add dirt, or RUMMAGE to check the dirt levels.