What is Full Cover? Full Cover Explained in 2 minutes

David Genge Editor

Fact checked by:
Mike Goodpaster Last Verified
26/06/2026

A full cover bet is a wager that automatically includes every possible combination of doubles, trebles, and accumulators from a set of selections. Instead of picking one accumulator where all selections must win, a full cover spreads your stake across multiple smaller combinations so that even a partial set of winners returns something. It is one of the most popular bet types for recreational bettors in the US and UK alike.

You will encounter full cover bets in the bet-builder or multi-bet section of most sportsbooks. This page breaks down exactly how they work, shows the math using a real NFL example, and explains when they make sense to use.

What does full cover mean?

A full cover bet takes a group of selections - say three NFL games - and places a bet on every possible combination of those selections. "Full cover" means no combination is left out: every double, every treble, every possible accumulator is covered. You do not need all your selections to win to get a return. Two winners out of three still pays out on the doubles that include those two teams.

The most common full cover bets have names you may already have seen. A Trixie covers three selections across three doubles and one treble - four bets in total. A Yankee covers four selections across eleven bets. A Heinz covers six selections across fifty-seven bets. Some sportsbooks also offer full cover bets with a single - called a Patent (three selections, seven bets) or Lucky 15 (four selections, fifteen bets) - where each selection is also backed individually. The key point is that the number of bets grows quickly as you add more selections, so your total stake multiplies accordingly.

Real-life example

Imagine you pick three NFL games for Sunday and you want to place a Trixie - the simplest full cover bet. Your three selections are:

Selection A: Kansas City Chiefs to win at -130

Selection B: Philadelphia Eagles to win at +110

Selection C: San Francisco 49ers to win at -120

A Trixie gives you four bets: three doubles (A+B, A+C, B+C) and one treble (A+B+C). You stake $10 per bet, so your total stake is $40.

Now suppose all three selections win. First, convert those American odds to decimal to make the multiplication easier. -130 is roughly 1.77, +110 is 2.10, and -120 is 1.83.

Double A+B: $10 x 1.77 x 2.10 = $37.17

Double A+C: $10 x 1.77 x 1.83 = $32.39

Double B+C: $10 x 2.10 x 1.83 = $38.43

Treble A+B+C: $10 x 1.77 x 2.10 x 1.83 = $68.12

Total return: roughly $176.11 on a $40 stake - a profit of about $136. Now suppose only A and B win and C loses. You lose the treble and the A+C and B+C doubles. But double A+B still pays out: $10 x 1.77 x 2.10 = $37.17. You recover most of your stake from just two winners, which is the whole point of a full cover bet.

How full cover is used

Full cover bets show up in the multi-bet or combination-bet section of a sportsbook's bet slip. You add your selections and then choose the bet type from a dropdown or a list - you will often see Trixie, Patent, Yankee, Lucky 15, Heinz, and similar names listed alongside the standard accumulator option. The sportsbook calculates the total number of bets and multiplies it by your unit stake automatically.

Bettors use full cover bets when they are fairly confident in a set of picks but nervous about one selection letting the whole ticket down. The trade-off is real: you stake more upfront (four bets instead of one on a Trixie), but your exposure to a single bad result is lower. That said, the sportsbook still builds its edge into every individual line, so the more bets you include, the more edge you are paying. Full cover bets are not a way to beat the house - they are a way to manage variance across a set of picks.

Related terms

If you are exploring this type of betting, a few related terms are worth knowing. A system bet is a close cousin of the full cover - it also covers multiple combinations, but it does not always include every possible one, giving you more flexibility over how many selections must win for a return. A permutation bet is the broader category that covers any bet built from combinations of selections, including full covers. And an accumulator - sometimes called an acca - is what you get when you include all your selections in a single multi-leg bet with no combinations underneath it; a full cover adds those combinations so you are not relying on every leg to come through. Understanding how these bet types differ helps you choose the right structure for your confidence level on any given slate of games.

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