A Puff Sleeve is a sleeve style characterized by gathered or puffed volume at the shoulders or sleeve body, known for its sweet silhouette and vintage-inspired charm. Common elements include gathered or pleated construction, voluminous sleeves, narrowed cuffs, cotton, chiffon, or tulle fabrics, and frequent use in dresses, blouses, and youthful feminine garments. The overall style emphasizes romance, softness, and dimensional femininity, creating a charming retro-inspired look.