Heathrow Scientific HD9904 Heavy Cardboard Slide Mailer with Thumb Groove, 2 Place, 103mm Length x 79mm Width x 5mm Height (Pack of 36)

Cardboard Slide Mailer with Thumb Groove, Holds 2 Slides, Disposable, Pack of 36

OPTO-EDU E35.3501 Blank Microscope Slides & 100-Pieces Square Cover Glass, Glass

Jiusion 48Pcs Prepared Microscope Slides Specimen Animals Insects Plants Flowers Sample Biological Specimen, Stereo Microscope Slide for Kids Children Students Enlighten Education