SHAKEY HEAD JIG:It features a rounded head design and a 90-degree vertical line-tie, which allows it to travel through a wide range of environments without snagging SCREW LOCK DESIGN: Fishing Jig Head Hooks Fitted with a screw-lock keeper system that keeps your soft plastics rigged perfectly straight cast after cast WITHSTAND ABRASION: Bass jig heads are coated with a durable baked on powder coating,Nice color and doesn't chip after frequent use as much as others EASY TO USE: Firstly,insert the bait screw into the head of soft plastic bait. Screw in uitil bait touches lead jig head. Secondly insert the hook into the bait to keep it unmovable. Then you can enjoy your fishing! WEIGHT:1/4oz 1/8oz 1/16oz,Available in black and red colors,The jig heads set come with a plastic box, easy to carry.