Microscope Slide interleaved or not between two slides are both available. Cellophane or PE bag vacuum packing can be used based on customers request. Detailed Production Description: Item No. : YM-K8105W-14 Material: clear glass Dim: 25mm*75mm Thicness: 1.0-1.2mm Yingmed also supply other Medical Lab devices like Microscopes, Centrifuge and Mixer, Embedding Cassettes, Pipette Tips, Blood Collection Tubes, Test Tube and Stand , Lab glass ware and so on. Do you have any questions about this product or other requirements? Please do not hesitate to contact with our customer service directly through live chat, telephone or email. We will happy to advise you.