Type:Teeth whitening Item Name:Teeth whitening pen Color of pen shell:Sliver, golden, black, white Volume:2ml, 4ml Ingredient:0.1-35%hp, 0.1-44%cp, non-peroxide gel Shelf life:24 months Pen shell material:Plastic o aluminio OEM service:private lable or private packaging box Sample:Welcome to place sample order Certificate:CE, SFDA