The Hammonds offers a 1596B series of the plastic potting boxes which are smoothly finished by black colour and made up of ABS material with a flame rating of UL94-HB and no lid designed for potting box applications.One piece molded constructionTemperature rated -20°Cto +94°CSize L x W x H is 30 mm x 20 mm x 15 mmWall thickness is 1.0 mm