... color , machine cut , and the flat back.. Hot Fix Rhinestone (Iron-on Rhinestone):Size: SS4, SS6, SS10, SS16, SS20, SS30, SS34, SS40 ... .0mm, SS34-7.0mmPacking Detail1 gross= 144 pcsPackOPP bagUsageFor clothes, jeans, hats, shoes, bags...any fabric which can be ironed onFeature1 ... as long as we receive your inquiry email. hot fix rhinestone DMC