The Stupid Tube Head is designed specifically for use with the Secret Lures 3.7 Stupid Tube, offering a weedless fishing solution. Anglers can choose from 3/0 or 4/0 sizes for use with the Original 3.7 Secret Lures Stupid Tube. Use the 4/0 size for an even more effective approach with the Stupid Craw! The snag resistant rigging creates a natural and enticing movement, triggering a predatory reaction from fish. With a seductive spiral and erratic darting action, the Stupid Tube is irresistible to fish – they can’t just bite, they end up eating it!