The interior and lid of each gem jar have black and gray Hiteinsert pads. Round screen diameter: 3 cm/1.18 inches. Box size (length x width x height): about 3x3x2cm.
Since the size above is manually measured, the size of the actual item you receive may be slightly different from the size above. The color of the items shown in the photo may be slightly different on the computer monitor because the monitor is not calibrated the same.