Each small sized tuft is approximately 3.5mm wide at the base and the large sized tufts are approximately 6mm wide at the base. They widen near the top of the tuft. Each pack contains 90 Small sized tufts and 64 Large sized tufts. They come in a resealable hard plastic clamshell container. These self adhesive tufts are simple to apply. A small dab of glue can provide extra staying power.