POLYETHYLENE Sleeves for STEREOVIEW CARDS 3-5/8 X 7-1/2" 2.5 mil. NO FLAP.

Perfect for regular use

Build quality is dependable

These sleeves turned out to be very clear and not too snug. You can leave them on to view your slides, but since the material is shiny, there is a glare. Perfect for preserving your cards.