The Trojan Felt Pads come with a self-adhesive backing, making them easy to install in seconds. This pack of 16 pads is 1 inch in size and comes in assorted colours, black or beige. If you have a preference for one colour over the other, please let us know in the delivery instructions box during checkout. We will do our best to fulfill your request, but we cannot guarantee it. If not specified, one colour will be randomly supplied.