Ashley Olsen: 26th Birthday on Wednesday!

Ashley Olsen adjusts her sunglasses as she steps out on Sunday (June 10) in New York City.

The 25-year-old fashion designer took advantage of the gorgeous weather and went for a stroll.

PHOTOS: Check out the latest pics of Ashley Olsen

This week is Ashley and twin sis Mary-Kate‘s 26th birthday! Happy birthday, ladies!!

Last week, Ashley and Mary-Kate were spotted at the 2012 CFDA Fashion Awards, where they each wore a look from their collection, The Row.

10+ pictures inside of Ashley Olsen out for a Sunday stroll…