Tortoiseshell sunglasses trend

As far as this year's sunglasses trends go, we haven't seen too much of the tortoiseshell trend on the streets. But one-time 'it' girl Sienna Miller is usually an early adopter of any trend.

Sienna Miller in tortoiseshell sunglasses

Out and about in London with her beau, she wore a Grecian-inspired white dress, sandals, and a pair of tortoiseshell framed sunglasses. The back of the dress also sported an interesting take on the backless trend.

Wears 2008's sunglasses trends

Sienna Miller was snapped at LAX airport wearing a combination of this year's sunglasses trends: plastic frames and gradient lenses.