Casual Autumn outfit ideas that mix and match easily. A striped sweater skirt set mixes effortlessly with white or denim straight leg jeans and flats keep things classic, while the graphic sweatshirt and red bag add a bold pop. Three simple outfits that work for weekends, errands or casual days. LTKFall LTKstyletip LTKunder50 LTKseasonal LTKfashion LTKsalealert LTKbasics LTKStyleTip LTKFallSale