Rotating Instantaneous Radio (RRAT). They are fickle, compacted neutron stars that intermittently emit radio waves that last only two milliseconds, and black crevices that last three hours. This is a process of change, so we can express it by the mutil color silk print method. We can print the starburst on the surface of bracelet with the silicone based ink. We make a unique printed mold for one design. The lines of the logo is printable clearly with the smasilicone custom wristbandllest 0.1mm width. This kind of silicone bracelet is especially suitable for personalizing complex logo. And it touches smooth the printed bracelet style. Also there is an option to make the wrapper with starburst also. Order less than 100pcs, get 50pcs free and 5pcs keychains free. Order 100pcs or more, get 100pcs free and 10pcs keychains free. All the free wristbands and keychains are same design of the one you order. Silicone wristband is not only used as promotional gift, but also as a medical tool. Medical id bracelets is commonly used. It is a high quality silicone bracelets with the ID printed on. We can print bar code, QR code or unique serial number together with some detail of the medical institute. Usually the wristband silicone custom wristbandwidth need at least 15mm so that the code is clear enough to be scaned. We you scan the code with a phone, the detail of patient name, disease, status will show up. It is a good help for doctor and patient to know the treatment. All the medical bracelets should made from 100% silicone which is harmless and eco friendly to avoid secondary injury to patients.