WILDLIFE RESEARCH ULTIMATE COMBO KIT 24 OZ GOLD/4 OZ SGE This Ultimate Combo combines premium scent and scent elimination into one kit which contains one, four ounce Special Golden Estrus and one, twenty four ounce Scent Killer Gold with Hunt Dry Plus. The lure is dated to ensure freshness while the scent elimination is 99% effective in killing odors creating a killer combination.