... pencil case with waterproof & environmental silicone material QUICK DETAILfunction: store pens, pencils, eraser and so onbrandname: pencil caseage group: students ... & people who use penscertifications: SGS, PATENT SPECIFICATIONSSGS, FDA, ROHS, LFGB, PATENTpencil case ... and balance paid before deliveryDESCRIPTIONFOR pencil case with waterproof & environmental silicone ...