ChinlockZ Hooks are built on?chemically sharpened, black nickel, Mustad?Ultrapoint hooks and designed for fishing unweighted plastics on the surface or on a dead slow sink.; ; Thread the hook through the chin of the plastic at 45 degrees, bring?the hook right through and lock the 'chin lock' in place on the chin of the plastic, measure where you hook needs to sit in the plastic and feed it through - fish on!?Whether you're buzzing a frog, twitching a jerkbait or slow sinking a shrimp imitation into a snag, it's locked and loaded ready for action! Available in 2/0, 3/0, 4/0, 6/0 and 8/0 hook sizes.; ; Now available in 10/0 and 12/0 sizes for rigging XOS plastics such as the ZMan 10" HeroZ and 8" Mag SwimZ!