The 16 Best Red Cardigans to Shop Right Now 100% Cotton Red Stripe Cardigan All Cardigan Red Dress 100% Cotton Red Stripe Cardigan All Cardigan Red Dress Women's Red Cardigan Sweaters Loft The 12 Best Red Cardigans to Shop Right Now. This cardigan is sure to be a staple in your child's wardrobe. Its on trend with the drop shoulder and a slightly slouchy fit. It is a knee length cardigan with long sleeves, perfect for layering. Hand sewn in Utah. Fabric Content: 92% Polyester 8% Spandex. Care Instructions: For longest wear, machine wash inside out on delicate cold, or hand wash with mild detergent. Hang or lay flat to dry to prevent shrinkage.