Hilary Duff has been a household name for years and has turned her career into way more than just being a singer/actress: she has fashion lines, fragrances, and created dolls. Through it all, she's stayed trendy and fabulous, pairing her looks with the coolest of sunnies. She posted a photo on Instagram sporting a pair of Ray-Ban RB3647-N sunglasses, showing that she truly knows what's up.

Check out the summer look.