Cover Glass (15mm diameter, for 24-Well Plate, 100/cs) [801007] - $35.00 : Bioland Scientific, for Your Research Needs
SPL Coverslips, FLux Film, 9x0.18 mm, sterile, Fit into 48 well plate Case of 200 - Pro Lab Supply Corp
Advanced BioMatrix - Coating a Glass Coverslip with Collagen
SPL Coverslips, FLux film, 12x0.11mm, sterile, Fits into 24 well plate Case of 200 - Pro Lab Supply Corp
CELLTREAT 229172 15 mm Round Cover Glass, Fits 24 Well Plate, Sterile, 1.5 cm L, 0.02 cm H, 1.5 cm W, Glass (Pack of 100): Amazon.com: Industrial & Scientific