Bella Dahl Button Down Shirt. - size S (also in XS) Bella Dahl Button Down Shirt. - size S (also in XS) 55% linen 45% rayon. Front button closure. Button cuffs. Shirttail hem. Made in USA. BLD-WS399. B2027-B16-396. Los-Angeles based brand, Bella Dahl, designs ultrasoft essentials with a laidback, Southern California vibe. Modern silhouettes, textures, and unique wash treatments combine to achieve the perfect fit with an endlessly wearable feel. Each garment is hand-dyed and treated in Los Angeles to ensure the quality of each piece.