A casual suit is a versatile outfit that combines the elegance of traditional suits with a more relaxed style. Typically made from lighter fabrics, it often features unstructured blazers and tailored trousers, allowing for comfort without sacrificing sophistication. Casual suits are suitable for various occasions, from informal business meetings to social gatherings. These suits can be paired with different types of shirts, such as polo shirts or button-downs, and can be worn with sneakers or loafers for a laid-back look. The key is to maintain a polished appearance while embracing a more relaxed vibe, making it a popular choice for modern wardrobes.