nd companies are fond of personalized rubber bracelets with logo because they are cost-effective ways of making a statement and promoting a brand or a cause. Custom rubber bracelets with logo for corporate and organizational mass production are one of the promotional materials that are not easily thrown away by people because they’re useful and have a fashionable use. They even come in msilicone wristbands walmartany colors and sizes. People wilsilicone wristbands walmartl readily wear these silicone rubber bracelets because celebrities and athletes also use these bracelets as accessories. Rubber bracelets have been traced all the way back to the 1980s, when Cyndi Lauper and Madonna would wear them in their music videos. These bracelets were also known as Jelly Bracelets. The bracelets resurfaced again in the late 1990s. Nike used the rubber bands as bracelets and had several NBA players promote them. These were also known as baller bands or baller ids. Teenagers also sported these bands with messages like “cutie” and “hottie.” However, this trend did not last long again because real rubber would get stuck on the skin or hair and cause irritation. However, rubber bracelets made a comeback in 2004. Decorated cyclist Lance Armstrong, who was diagnosed with testicular cancer, teamed up with Nike and produced LiveStrong customized rubber bracelets. LiveStrong was the motto of Armstrong’s cancer research foundation. The sales of these bracelets raised more than $28 million. Other companies and organizations followed the example of Armstrong and used customized rubber bracelets to promote their brand and cause. The silicone rubber bracelets are improved versions of the old rubber bands because the former does not irritate the skin and has a great texture. The logo can simply be embossed on the band, which can come in various colors. rubber-jelly-bracelets rting knowledge strength. Blue and white stand for one world one cause Blue and green stand for say no to sectarianism. Also a silicone bracelet can be used as a promotional item for entertainment or sport. It is hot sale as a advertisement gift. Most of the silione bracelets are of no meanings , people wear it just as a popular jewellery. After proper dewatering , the silica gel mSiO2?nH2O become a porous mass that is of different particle size. This is so called the silicone. The silicone has the open vesicular structure , large specific surface. So it can absorb many substances as a good desiccant, adsorbent and catalyst carrier. Adsorption of the silicone is mainly the physical one that can be regenerated and good for repeated use. Let the silica gel soak in the cobalt dichloride solution then get it dried and activated , will become the allochroic silica gel. It will transfer from blue to red color when absorb water. Changes in color shows the degree of water absorption and whether need the regeneration treatment.