uch as the glow in the dark silicone wristbands can shine in the dark when it absorb enough light , the UV silicone wristband will change its own color when it absorb ultraviolet rays . Due to different production processes , There are also differences in the quality of rubber band bracelets . Is there any goodcool bracelets to make with rubber bands way to distinguish the quality of rubber bracelet ? Of course , just like the traditional Chinese medicine treatment in China . We can also use four methods to judge the quality of silicone bracelets: look, smell, ask and touch . 1.Look ( Appearance of rubber band bracelets ) Check if there are any dirty things inside the silicone bracelet , such as some color deviation , printing errors , whether the diameter of the bracelet is regular , whether the edge of the bracelet has surplus colloid . Generally, the edges and surfaces of high quality silicone hand rings are very smooth . 2.Smell ( The odor of rubber band bracelets ) Silicone bracelets are generally odorless. During the test, we can use fire to burn silica gel bracelets, high quality silica gel bracelets the residue after combustion is powder . The inferior silica gel bracelet has a bad smell after burning . 3.Ask ( Raw materials for rubber band bracelets ) We can ask the supplier whether silicone bracelet are made of pure silica gel . 4.Touch ( Touch the surface of silicone wristband ) The surface of high quality rubber band bracelets is very smooth and it"s very elastic . ching material penetrating moral education, but also an equipment for organizing teaching . Silicone wristband enhances the interest of physical education classroom teaching , stimulates students"enthusiasm for sports and improves the teaching efficiency of physical education classroom . A silicone bracelet can be obtained when a student is praised for winning in various activities and competitions of classroom teaching . After class , the class cadre and team leaders can count the students"award-winning situation and take back the silicone bracelets . When a student receives 10 or more bracelets , the teacher can award the student a silicone bracelet as a gift . Custom charm bracelets can also be used as teaching equipment of organization teaching . In physical education , teachers can distribute different colors of silicone bracelets to each student . When grouping activities are needed , teachers only need to give simple prompts , so that students can quickly and accurately find their own group . This will inevitably reduce the tedious language descriptions of the teachers when grouping , and greatly increase the activity time of the physical education classroom . a slogan and logo. We can match all the pantone colors, for the band color and logo color. The band can be solid, segment, swirl, glowing and UV transfer. Glowing wristband can glow several colors, it is the best for night event like bar party, concert or night walk. We can make it party city theme. A glow in dark silicone wristband can glow green or blue after absorbing strong light energy under the effect of phosphor which is very small amount added and green to human. The glow will fade gradually in about 3h depending on how much light it absorbs. The logo can be same as regular debossed, embossed or printed on the glowing wristbands. After exposure to natural light, fluorescent light, and ultraviolet light, the phosphor can store the light energy, stop the light and release it slowlycool bracelets to make with rubber bands in the way of fluorescence, so the light can still be seen at night or in the dark, lasting for hours to more than ten hours.