k rubber wristband is made by the same technology with the normal wristband but adding the glow powder . The powder can be added into the band body or the ink for the printed or debossed colorfilled style wristband. The glow powder is eco as well as the silicone material. When absorbs enough strong light before being put in the dark, it glows blue, green or red depending on the style of the glow power. The glow will last for hours and gradually weaken. But when reabsorbs the light , it glows again like original shows. It is the most favorable item for the night event. It looks so good in the dark reflecting the logo custom. Hope this can help you for the glow in dark rubber wristbands. A uv rubber wristband can transfer its color darker under sunshine when absorbing uv light. It is not only with good looking appearance but also indicating the strength of the uv index. So some uv rubber wristbands made as the indication with the ruler of levels of index. Wearing on the wrist to avoid long time staying under strong uv. So what makes it uv transfer ? The answer is the UV phosphor which usd uv energy to open the sensitive molecular bond and make it jump from low eprinted rubber wristbandsnergy to high energy level custom-wristbands-australiacheap-custom-wristbands-no-minimum 202mm. it should be bigger for the ankle bracelets. So the suitable size should be 160mm for toddler, 190mm for youth and 210mm for adult. We can also do 230mm and 250mm as extra large. 1/4 inch width is good for an ankle bracelet. Same as wirstband, the logo or slogan on ankle bracelet can be printed, colorfilled, embossed printed, debossed or embossed also. We make all the bracelet matching the pantone colors. The bracelet can be solid, segment, swirl, glowing and UV transfer. We can add glitter into the bracelet, it gain the effect of little stars. We color the logo with the silicoe ink which is eco friendly as well. Usually you can choose the logo style for normal easy design. If the logo is hard, we will advise the best one. Like if the outline is less than 0.3mm thickness, we can only use printed style. As the colorfilled, embossed printed, debossedprinted rubber wristbands and embossed require at least 0.3mm.