This item is handmade using crochet. It's a mesh type, so it's perfect to wear over a swimsuit, tank top, or long-sleeved T-shirt. The size is M-L, and the sleeves are three-quarter length. Neck circumference: approximately 67cm, Sleeve length (underarm to wrist): approximately 34cm Length (neck to hem): approximately 62cm Measurements are approximate and may have slight variations. The mesh type allows for some stretch. 100% polyester. This is handmade, so it is not perfect like a mass-produced item. Please understand this before purchasing.