. This kind of mould is made from copper with the logo inside. When it extruded the silicone , the logo will be one the band. Silk screen printing is applied for printed silicone bracelets. Modern screen printing technology is making screen by photoengraving method using pcheap rubber wristbandshotosensitive material ,oil paintings, prints, posters, name card, binding covers, pcheap rubber wristbandsackaging, commodity, textile printing and dyeing, glass and metal plane carrier. And also this is the printing method for the printed silicone bracelets. How to clean a silicone wristband ? With the long term use of a rubber wristband, we will find it full of dirt things. So how to clean it become a question.Here a simple way for cleaning. First place the rubber wristband in warm water for 3-5 minutes. Then gently rub it a few and put it to cool dry place. Detergent is recommended if the previous method does not work. cheap-custom-wristbands-free-shippingcustom-wrist-sweatbands edical 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 width 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, taboo drugs, status will show up. It is a good help for doctor and patient to know the treatment. It will be good help for hospital to manage patients. All the medical bracelets should made from 100% silicone which is harmless and eco friendly to avoid secondary injury to patients. If the medical id bracelet is embeded with a chip, it will note down the information of exercise, heart beat and sleeping. Then trafer it to the phone app. It contribute to health care. 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.