SIR.

Style keywords
About the brand
SIR, an acronym for Separates, Intimates, and Ready-to-wear, is an Australian contemporary fashion house founded by Nikki Campbell and Sophie Coote in 2014. The duo identified a gap in the fashion market for timeless basics that could travel effortlessly from destination to destination while living in Bali, though the brand originated from their apartment in Bondi Beach. What began as a desire to create minimal, elevated pieces that could be easily packed in a suitcase has evolved into an internationally acclaimed brand. SIR has garnered international acclaim for its singular aesthetic centered on wardrobe essentials and minimalist silhouettes. With a focus on high-quality, ethically sourced fabrications, the brand creates easy-to-wear wardrobe staples that embody modern femininity with effortless elegance. The collections balance sophistication with wearability, appealing to women who appreciate understated chic and versatile pieces that transition seamlessly from casual to elevated occasions.
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Products from SIR.
SIR.
SIR Aries lace-trimmed silk slip dress
$479
$685
Mytheresa
SIR.
Bettina linen maxi dress
$381
$545
Mytheresa
SIR.
Bettina linen midi dress
$392
$560
Mytheresa
SIR.
Linen minidress
$332
$475
Mytheresa
SIR.
Bettina linen midi dress
$371
$530
Mytheresa
SIR.
SIR Ramona printed silk midi dress
$511
$730
Mytheresa
SIR.
SIR Crochet cotton maxi dress
$423
$605
Mytheresa
SIR.
Belletto printed linen midi dress
$360
$515
Mytheresa
SIR.
SIR Arte printed silk satin maxi dress
$479
$685
Mytheresa
SIR.
SIR Sandrine off-shoulder blazer dress
$497
$710
Mytheresa
SIR.
Floral linen minidress
$332
$475
Mytheresa
SIR.
SIR Primrose ruched linen maxi dress
$364
$520
Mytheresa
SIR.
SIR Helena ribbed-knit maxi dress
$392
$560
Mytheresa
SIR.
SIR Primrose ruched cotton minidress
$364
$520
Mytheresa
SIR.
SIR Affogato linen midi dress
$385
$550
Mytheresa
SIR.
SIR Libertine printed cutout maxi dress
$402
$575
Mytheresa
SIR.
SIR Jones ruffled cotton-blend minidress
$563
$805
Mytheresa
SIR.
SIR Glow Twist cotton-blend midi dress
$285
$475
Mytheresa
SIR.
SIR Arte printed one-shoulder silk satin crop top
$385
$550
Mytheresa
SIR.
SIR Dorian linen-blend tube top
$280
$400
Mytheresa
SIR.
SIR Rayure linen crop top
$220
$315
Mytheresa
SIR.
SIR Josefina strapless linen top
$241
$345
Mytheresa
SIR.
SIR Josefina linen maxi skirt
$336
$480
Mytheresa
SIR.
Dorian linen-blend wide-leg pants
$371
$530
Mytheresa
SIR.
SIR Dazed printed silk palazzo pants
$409
$585
Mytheresa
SIR.
SIR Rayure crochet cotton maxi skirt
$360
$515
Mytheresa
SIR.
SIR Jerry linen midi skirt
$294
$420
Mytheresa
SIR.
SIR Iris asymmetric linen maxi skirt
$266
$380
Mytheresa
SIR.
Emilia minidress
$350
$500
Mytheresa
SIR.
SIR Ramona printed silk satin shirt
$393
$655
Mytheresa
SIR.
Floral cotton and silk crop top
$276
$395
Mytheresa
SIR.
Reyes printed cotton and silk crop top
$248
$355
Mytheresa
SIR.
Clementine cotton and silk crop top
$168
$240
Mytheresa
SIR.
SIR Jacques gathered mesh top
$212
$425
Mytheresa
SIR.
SIR Linen crop top
$147
$210
Mytheresa
SIR.
Dario mid-rise wide-leg pants
$276
$460
Mytheresa
SIR.
SIR Sylvie ribbed pants
$261
$435
Mytheresa
SIR.
SIR Ramona printed silk satin wide-leg pants
$455
$650
Mytheresa
SIR.
SIR Guillaume pinstriped vest
$145
$290
Mytheresa
SIR.
SIR Clemence vest
$196
$280
Mytheresa























































