Shop our collection of cute n' cozy baby boy sweaters and cardigans from babyGap. During windy days and chilly nights, you can bundle him up in our baby boy sweater hoodies. Our baby boy sweaters and cardigans come with details including rib knit trims, lining, and collars. Try our cable-knit baby boy sweater vests with a solid button-down shirt and knit pants for a more grown up look. In so many colors and fun styles, our baby boy sweaters and cardigans are sure to keep your baby boy warm all year long.