Megan | Lightweight Beach Shirt with Adjustable WaistView Size Guide Cool, covered, beautifully easy. Megan is the easy answer to staying covered without losing the femininity. The lightweight breathable fabric drapes softly airy without feeling heavy. The classic shirt blouse cut with collar and half length sleeves keeps things polished. The adjustable side drawstring lets you wear it loose for a relaxed silhouette or lightly cinched for definition. Throw on over swimwear and you're sorted in seconds.