... material : 100% hight grade silicone from XIAMEN KEYUAN ,2.color option,can choose from pantone chromatography, white, black, Reflex blue ... customer .5.effect : can be glow in dark , glitter,mix color , change color after sunshine , and more facility are testing to follow the ... presented will be seriously considered . if our fault , we will change those part and bear the charge occured , or refund the ...