You needn’t to buy a certain glue,just remove the backing paper and it is ready to use.<br> We carry most standard colors needed to match your surface. Note: Although every effort is made to make the colors on screen as close as possible we cannot guarantee that your monitor's display of any color will be accurate. <br> Just contact us if you have any question, or if you are not satisfied for any reason and we will replace it or issue you a full refund. <br>