![Sienna Miller, 40, showcases her new pink hair and reintegrates UGG's back into her wardrobe | Daily Mail Online Sienna Miller, 40, showcases her new pink hair and reintegrates UGG's back into her wardrobe | Daily Mail Online](https://i.dailymail.co.uk/1s/2022/02/09/14/53971745-10494131-image-a-58_1644417477349.jpg)
Sienna Miller, 40, showcases her new pink hair and reintegrates UGG's back into her wardrobe | Daily Mail Online
![Sienna Miller, pictured here in classic Uggs and the gillet leather combo that would inspire thousands of imitations. | Fashion, Casual outfits, Ugg boots Sienna Miller, pictured here in classic Uggs and the gillet leather combo that would inspire thousands of imitations. | Fashion, Casual outfits, Ugg boots](https://i.pinimg.com/originals/3f/e0/1c/3fe01c8bd8c2ba494a7b8e503868645b.jpg)
Sienna Miller, pictured here in classic Uggs and the gillet leather combo that would inspire thousands of imitations. | Fashion, Casual outfits, Ugg boots
![Sienna Miller, 40, showcases her new pink hair and reintegrates UGG's back into her wardrobe | Daily Mail Online Sienna Miller, 40, showcases her new pink hair and reintegrates UGG's back into her wardrobe | Daily Mail Online](https://i.dailymail.co.uk/1s/2022/02/09/14/53972047-0-image-a-68_1644418370967.jpg)
Sienna Miller, 40, showcases her new pink hair and reintegrates UGG's back into her wardrobe | Daily Mail Online
![Sienna Miller, 40, showcases her new pink hair and reintegrates UGG's back into her wardrobe | Daily Mail Online Sienna Miller, 40, showcases her new pink hair and reintegrates UGG's back into her wardrobe | Daily Mail Online](https://i.dailymail.co.uk/1s/2022/02/09/14/53971743-10494131-image-a-56_1644416515420.jpg)