Design: Cotton with light padded, warm for spring, autumn and winter, perfect for both indoor and outdoor! Comfortable: Soft, warm, breathable and comfort for your baby tender skin. Convenience: Cotton vest soft and lightweight children's clothing, easy to carry, small enough to keep in a disper bag. Fashionable: Super cute sleeveless waistcoat, easy snap closure, fashion for your baby, machine wash and dry. SEASONS: Spring & Autumn & Winter outfit/outwear/jacket/waistcoat. Our baby thick sleeveless upper cardigan is brilliant.