Protective liner for pickup trucks

This disclosure relates to a protective liner for the bed of a pickup truck formed as a one-piece plastic member having transverse and longitudinal edge portions with the longitudinal edge portions being notched to accommodate wheel wells of the pickup truck bed, a plurality of general parallel lands and valleys disposed longitudinally of the member, and upstanding sidewalls bordering one of the transverse edge portions and both of the longitudinal edge portions, and the sidewall merging with an outwardly directed terminal bordering wall adapted to be contiguously disposed relative to an inner body wall of the pickup truck bed.