Check the listing for details. Logitech Large 76x110 Microscope Slides & Cover Slips, 100/Box, Petrographic. Color: Clear, Condition: New – Open box. Listed at 200.00 USD. For sale are sets of Logitech Ltd. (UK) large format 76x110mm microscope slides with matching 74x108mm cover slips; each has 100 pieces per box (200 pieces in total). The slides are 1.2-1.5mm thick and the cover slips are 0.17mm thick. These are unused and complete but have been opened for inspection. There may be markings/inventory numbers on the boxes as well, these were originally back inventory for a lab facility. There are multiple sets available so the box condition may vary slightly from what is shown. Safety warningPlease be sure to handle slides with great care and follow all relevant industry safety guidelines while doing so; the use of appropriate PPE is also heavily recommended when handling this item. While great care will be taken to package these for safe delivery, caution should be still be taken when opening and inspecting the item as the glass is extremely thin (especially the cover slips) and can become hazardous if broken. Buyer is responsible for the safe use of this item. I have other sizes of Logitech Ltd. slides as well as additional cover slips in this size that will soon become available for sale, please let me know if you are interested in a combined purchase.