General size (adult): 8 "(L) x 1/2" (W) x 1/16"(H) or (202MM x 12MM x 2MM) Women"s size (adult): 7.5 "(L) x 1/2" (W) x 1/16"(H) or 190 MM x 12MM x 2MM) General size (children): 7 "(L) x 1/2" (W) x 1/16"(H) or (180MM x 12MM x 2MM) 61/2 "(L) x 1/2" (W) x 1/16"(H) or (165MM x 12MM x 2MM) The maximum screen printed and engraving area for adults is 7.677"X 0.334" The maximum area of screen printing and engraving for children is 7.00"X 0.334" As for width, commonly used are: 1/4 "or 6MM 1/2 "or 12MM 3/5 "or 15MM 3/4 "or 1triple single rubber band bracelet9MM 1 "or 25MM bracelet-silicone-personnalise-montrealembossed-wristbands e different molding process. 1、Molded silicone products Molded silicone products are usually made by being put into the high temperature mold after the addition of curing agent in the solid silica gel through the curing machine pressure and high temperature into a solid. The shape of the mold determines the shape of the molded silicone products. Molded silicone products is currently the most widely used in the silicone industry. So as for silicone bracelets. 2、Extruded silicone products Extruded silicone products are usually extruded through the extrusion of silicone molding. The general shape of the extruded silicone long and tubular which can be cut, but the shape of the extruded silicone has limitations. 3、Liquid silicone products Liquid silicone products are made through the injection molding of silica gel. Because of its soft characteristic, widely used in the simulation of human organs. 1-inch-wide-silicone-wristbandsneon-wristbands-for-events de, 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 thetriple single rubber band bracelet 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.