• Size (L x W x H): 11 x 11 x 13 cm. • Stackable staining trays are resistant to most organic dyes, silver and other stains. • Made of clear plastic. Gels can be viewed directly in the tray. • Each tray has a grooved lid for proper orientation and stability when stacking. • Stain, fix and de-stain in the same container. • Each container will hold up to 125 ml of liquid and one gel when used on a shaking platform.