A blackturtleneck is a must for a winter business casual look. Jeans, loafers and a plaid blazer round out the look. I'm wearing the turtleneck in petite medium, blazer in small, jeans in 4. black turtleneck minimalist style classic style business casual jeans outfit stylewithserena fashionover50 midlifefashion petitefashion LTKOver40 LTKFindsUnder50 LTKWorkwear