The RL-99 "REDLEG MALLARD" DUCK CALL. The RL-99 "REDLEG MALLARD" DUCK CALL Designed to give the finest impersonation of a ?susie mallard?; this duck call is hand tuned by professional callers and blows wet. Double ?O? ring construction insures a tight seal; while the double-reed system famous in the ?DR-85? provides resonance. When the wariest of late season migrating mallard ducks arrive our ?REDLEG? mallard duck call will keep them committed to your rig! Haydel . . . the duck's built in!