Half the size of the No. 875-700-02 Series. Molded of durable Resmer® plastic. No corrosion and no vinyl or epoxy coatings to chip or scratch. Excellent thermal properties. May be autoclaved and frozen. Molded in a single three-tier piece. Alpha-numeric grid for easy identification of tube locations. Design of grid allows tubes to lean from side to side for clear marking of procedure steps.