These mix-and-match components offer greater flexibility in meeting your requirements. This staining dish accommodates 16, 20 and 30 slide racks. It holds slides sizes 3" x 1" (75 mm x 25 mm), 3" x 1-1/2" (75 mm x 38 mm), and 3" x 2" (75 mm x 51 mm). Manufactured from soda-lime glass. Approximate inside dimensions: 118 mm L x 88 mm W x 70 mm D.