-Integral design. -Three finger under arrow. -Not pinch the arrow. -Can be installed during bowstring manufacturing or on ready-made bowstrings. -More hygienic than leather or synthetic tabs. As is moulded on plastic you can clean very easily. -One size for all hands. -Very comfortable. *Note. We recommend for use on bowstrings with 10-12 strands. For strings with 14-16 strands the easiest way for install is during the string construction.