This popular staining jar has heavy glass walls and a broad base for increased stability. It holds 5 single 3" x 1" (75 mm x 25 mm) slides vertically, or 10 slides back to back, and requires low reagent volume (approximately 65 mL). Manufactured from soda-lime glass. Approximate inside dimensions: 26 mm L x 26 mm W x 90 mm D.