This month, InStyle's third star guest pinner is Jessica Alba, and she has some travel advice for you! The actress, mom and co-founder of honest.com is always on the go, so who better to spill her must-have packing list? "I wear versatile and comfortable clothes for a long flight, like a blazer, soft T-shirt and scarf with skinny jeans that stretch and ballet flats," the colorful dresser tells InStyle.com of her airport style. For all of her beauty, fashion and kid-friendly picks, visit Alba's Pinterest board at pinterest.com/instylemag/. Then, and check back on July 13th for four new star pinners!