The Stainless steel handle allows the staining tray to be removed without direct contact with the staining solution.– Can be attached separately and not permanently to the dye rack, making it easy to insert and remove the slides – Allows the staining rack to be safely placed in the staining box while direct contact with the staining solution can be avoided – – – The Stainless steel handle allows the staining tray to be removed without direct contact with the staining solution.– Can be attached separately and not permanently to the dye rack, making it easy to insert and remove the slides – Allows the staining rack to be safely placed in the staining box while direct contact with the staining solution can be avoided – – –