Lauren Conrad wears her hair up in a messy bun while shopping on Wednesday (July 18) in West Hollywood, Calif.

The 26-year-old fashionista and former Hills star has been busy working on a new eco-friendly fashion line.

PHOTOS: Check out the latest pics of Lauren Conrad

Lauren teamed up with Repreve for the collection so her merchandise could be made from plastic bottle fabric which reduces waste and conserves natural resources.

The blonde beauty’s collection is now available at Amazon.

Check out Lauren‘s products in the video below!

10+ pictures inside of Lauren Conrad shopping