100% Cotton. Fabric Technology: Breathable, Lightweight. Design: Plain, Tiered. UV Protection. Neckline: V Neck. Sleeve-Type: Broderie Sleeve, Short-Sleeved. Length: Maxi. Conforms to Safety Standard: CE ED 2016/425 . Sun Rating: UPF 50+. 6 UK: 33 in. 8 UK: 34 in. 10 UK: 35 in. 12 UK: 37 in. 14 UK: 39 in. 20 UK: 47 in. 22 UK: 50 in. 24 UK: 52 in. 18 UK: 44 in. 16 UK: 41 in. Ref: UTMW4131