Promotional Magnifiers, The Inspector Magnifier - 6X Magnification & Flexible, Fresnel Lens with 6X MAGNIFICATIONPacked in bulk and rubber banded in sets of 100. Clear cello-bags can be shipped in bulk at no additional charge, please make sure to request this on your purchase order. 2 3/8" diameter lens. Wafer thin. Flexible and unbreakable. 2 3/8" diameter lensWafer thinFlexible and unbreakable ... #WA522BK $1.80/each.