... rubber bands 1.silicone material 2.Passed CE,LFGB,SGS,FDA certificate 3.Customzied design is welcome. change color shape rubber ... bands 1.silicone material 2.Passed CE,LFGB,SGS,FDA certificate 3.Customzied design is welcome.shape rubber bands Brief ... is availiable (have change style) Certification--CE,LFGB,SGS,FDA usage--toy,adornmentshape rubber bands bands details1.100% silicone material ...