... ) Material: 100% silicone, silica, silicon2) Size: 202*12*2mm, 180*12*2mm, 190*12*2mm,202*25*2mm...Charm bracelets, UV silicone ... gel, silicone, rubber.Material: Silicone, silica, silicon, non-toxic.Size: 202*12*2mm, or customization.Use: Promotion, Decoration, fashionable adomment, sports ...