Tammy Hembrow sizzles in a pair of boyfriend Matt Poole's boxer briefs

She often leaves very little to the imagination in revealing workout ensembles and bikinis. And on Monday, Australian Instagram sensation Tammy Hembrow posed for a series of racy photos in her boyfriend's boxer briefs. Scroll down for video Bedroom antics: Tammy Hembrow sizzled in a pair of boyfriend Matt Poole's boxer briefs in a series of mirror selfies on Monday The blonde bombshell, who isn't afraid to push the boundaries when it comes to fashion, lifted up a vintage T-shirt to show how partner Matt Poole's underwear looked on her curvaceous posterior. Appearing to have rolled out of bed, Tammy stood in front of the bedroom mirror and pouted for the camera in a number of poses 'I might have to sign up to that booty program if I want them to fit again': Matt joked that Tammy might stretch his underwear with her famous derriere Tammy was promoting her TammyFit app in the caption, which includes focused booty workouts. She's not shy: Tammy often leaves little to the imagination in revealing workout ensembles and bikinis on Instagram When asked how heavy she goes with her weighted squats, the blonde shocked the panel by saying she could easily perform 60kg.