If running is your hobby , you should have a digital rubber wristband. A sport digital rubber wristband is a digital chip putting in the rubber band part. The biggest advantage of the digital rubber wirstband for sports is the high step counting accuracy , more stability of 50 meters waterproof , the long life time built-in battery and also comfortable and durable as it is the silicone made material. A sport digital rubber wristband is the assistant of good health to remind you of sporting. cancer-wristbands-sayingsbreast-cancer-awareness-wristbands silicone wristbands with a message="silicone medical bracelets" src="https://www.silicon-wristband.com/images/2019/173622_4995.png" width="350" height="350"> hen it is extruded the silicone , the logo will 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, the high temperature of about 200℃ will solidify rubber into the sharp of bracelet. let"s see how the mould come into being. We csilicone wristbands with a messagean 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.