Material: 22K gold plated over 925 Solid Sterling Silver
Shape: Long box rectangle link
Component size: OD-2.5 mm by 6.2mm LONG
Weight: 3.1 grams per foot
Links per inch: 5 links per inch
Jump ring/wire to use: 18 gauge and smaller jump rings and wires will fit these chain links
Pictures show the shape of the chain, for actual size please see the measurement.