MAKO GRIPS by Shinratech - Fish Scale Edition Our latest pattern design provide stylish custom look for your fishing rods. Stand out from the crowd. Makes your Rod pop out when your looking for it in the boat. Our DIY Heat shrink technology sleeve wrap provides a durable non slip waterproof grip. Can be used with other application. Simply measure, cut, and insert into your rod handle. Then apply heat using a heat gun or hair dryer toward the sleeve. The heat will shrink the tube forming the shape of the rod.