Us has affiliate partnerships. We receive compensation when you click on a link and make a purchase. Learn more! If you’re bored with your crossbody, same. Then again, a shoulder bag can sometimes feel basic. Thankfully, Sandra Bullock solved our fall fashion woes, wearing the chicest, classiest bag style that looks expensive, yet costs only $20! In early September, Sandra Bullock stepped out in SoHo looking like the effortless downtown cool girl she is. She wore a soft teal maxi dress with a sharp blazer and carried a glossy black crescent bag at her hip. Round, sleek and sculpted with just enough slouch, it’s a luxe-looking purse style…