The Fox Edges Camo Tadpole Inline Insert is designed to replace the insert of Fox inline leads, letting you build a semi-fixed "shocker" set up. A flexible ridge on the wide end helps hold the lead in place to assist with hook setting, but allows it to become free running once a carp swims off. - Camo Tadpole Inline Insert - Designed to replace the insert of the Fox inline leads allowing you to create a semi-fixed 'shocker' set up - Flexible ridge on wide end helps to secure the lead in place to help set the hook but allows it to become free running once a carp swims away - 10 per packet