Another quality addition to any Fishing Bait Burley and Accessories collection from the famous Big Johns brand. One of the thousands of great products available instore and online. The Secret is out... For years Big John's Secret Selection Burley has been delivering to Aussie Anglers. The Secret in the Big John's Secret Selection Burley Mix isn't really all that secret, just take the best quality ingredients - featuring tuna meal, tuna oils, emulsified prawns , various meals and aniseed oil, combine them and you've got a very powerful fish attractant . Available in Estuary and Bluewater variants.