nt difference from a normal plain wristband is that we make one mould for every design to make it debossed engraving. When it is extruded the silicone , the logo willred rubber wristbands be on the wristband. Finally we will fill it with the silicone based ink which is long lasting. A mold is needed for colorfilled wristband. We make a mold and set it in the machine, tred rubber wristbandshe high temperature of about 200℃ will solidify rubber into the sharp of bracelet. let"s see how the mould come into being. We can make the serial, QR code or bar code printed on the colorfilled wristband. But need to be wider wristband as 25mm. We can personalize the wristband size as well. The normal size is 202mm length for adult, 190mm for women, 180mm for youth and 150mm for child. The width can be 6mm, 12mm, 15mm, 19mm or 25mm. If these not fit you, then you probably need to pay extra for certain size.