Approved by NMMA, ABYC, Massachusetts Fire Marshall. Adapts to any outboard engine. Molded of rugged red polyethylene. Semi-transparent, shows fuel level at a glance. Molded-in level markings measured in gallons and liters. Includes filtered pick-up tube and coupling for 1/4" NPT fittings. Vented cap. Completely portable. Has molded channels for hold-down straps.