Colo Receiver, Ordinary, Two-Component, For Adults, Open (With Drain Hole), With Filter, Flange Diameter 50 Mm, Without Viewing Window, Opaque (13985 Coloplast Alterna Free N30 Two-Component Colo Receiver); Coloreceiver For Adults, Two-Component, Closed (Without Drainage Hole), Without ... Inspection Window, Flange Diameter From 40 Mm (1683 Coloplast Alterna N30 Two-Component Coloreceiver) (EXPIRED)