SYDNEY Sweeney gave a cheeky flash of her thong as she modelled her glam new lingerie collection.

, 28, proved the perfect face for her latest SYRN range, which saw her sport a trendy monochrome two piece that showcased her abs.

Sydney Sweeney in a two-toned SYRN bra and underwear set.Sydney Sweeney sizzled in a new lingerie drop for her brand SYRNCredit: SYRN Sydney Sweeney sitting on a black chair, turned away from the camera, wearing black tights and a thong.She flashed her derriere as she showcased a black thong from the rearCredit: @syrn / instagram Sydney Sweeney smiling with eyes closed in a white bra and black and white underwear.The Housemaid actress, 28, revealed her new business venture earlier this yearCredit: SYRN

Sydney, who with a raunchy campaign earlier this year, continued with her sexy promo shots for her The Do What Makes You Naked drop.

After giving a glimpse of her black and white bra with matching knickers, both emblazoned with the brand logo, she stripped to a dark thong.

The Euphoria screen star posed with her rear to the camera as she modelled the new garment, which she wore with a pair of semi sheer black tights.

She perched on a chair and held some additional lingerie up to the sky for the image, before posting a close-up version.

The second image captured her blonde hair in the perfect bouncy blow dry style, flowing over her shoulders,

On her page for her business, which features the strapline “Born to be a SYRN”, she uploaded the snaps.

Sydney added the words: “The Do What Makes You Naked collection is made from our Seamless Stretch fabric that’s soft, stretchy and made to move without thinking about it”.

One fan was quick to comment on the new snaps and put: “She’s fabuloaasss!!”

A second posted: “Stop Bae”.

When opening up on the reason for her new business venture, Sydney previously revealed she was a 32DD at 12.

She told Cosmopolitan : “I remember going to the store to get my first wire bra.

“It was silk and the only bra I felt good in.

“I literally wore it to the point that it had holes in it.”

Her new SYRN range include bras up to size 42DDD.

said she still had her first bra, adding: “It has stood by my side my entire life.

“I want to make bras that stay with women.”

She previously revealed the sheer bra, thong and suspender stockings .

Taking to Instagram to reveal her “secret” business, Sydney previously revealed she was launching Syrn with a slew of sexy snaps.

In the caption, she penned, “The secret is finally out… say hello to @syrn. This is lingerie you wear for YOU, no explanation, no apology.

“SYRN is coming for you on 1.28 sign up now for early access at SYRN.com there’s soo much more I can’t wait to show you.”

Sydney Sweeney in a black bodysuit lying on a bed.Sydney said she wants to ‘make bras that stay with women’Credit: Instagram/sydney_sweeney Sydney Sweeney in white lace lingerie promoting her brand SYRN.She has proved the perfect model for her new rangeCredit: SYRN By Sydney Sweeney Sydney Sweeney in a black satin mini-dress at the Variety & Golden Globes Pre-Golden Globes Party.SYRN is the actress’ new side hustle away from the screenCredit: Getty