Lab Series was created by Berkley scientists to trigger bites via the four primary proven feeding stimuli: Color. Action. Scent. Taste. Small-batch poured and coated with new water-activated Rapid Release PowerBait MaxScent Slime proven to generate unmatched results from the moment it hits the water. This new formulation gives anglers the world’s only scientifically-proven scent and taste delivery systems, in a layered construction that allows for unlimited color and action.