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Miss Bum Bum 2017 finalists show off their sensational derrieres as they parade through streets of

The glamorous ladies posed for the camera as they Stride down the streets of Sao Paulo in their black swimsuits, the models have been stopping the traffic as they promote the much anticipated Miss Bum Brazil competition.

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The 27-strong bevy of ladies includes a playboy model who is the first American to appear in the event and a contestant who is in a polyamorous relationship with both a man and a woman.

The public must decide which of the 27 women will be allowed to compete in the November final to select the nation's sexiest BUM.

See the pictures:

An eye-poping line up of scantily-clad contestants showed off their enviable bum on one of the city's busiest streets - Avenida Paulista.

Motorists were given an eyeful by the vying women, who will battle it out for the coveted title in a public vote before being whittled down to 15 finalists for the grand finale in November.