Swift Microscope Slides Kit with 72 Pre-Cleaned Blank Slides and 100 Glass Coverslips, Ground Edges

This is a package of pre-cleaned 72 piece clear microscope blank slides and 100 piece 22mmx22mm square glass cover slips 72 piece pre-cleaned blank clear slides, dimensions of slides: 1" x 3" x 0.04" (25.4x76.2x1mm) 100 piece cover slips, dimensions of coverslips: 7/8 x 7/8 x 0.006" (22x22x0.13mm) Pre-cleaned optical glass with high clarity and transparency Ground edges designed instead of sharp edges, preventing from scratching