Baleaf Women's Long Sleeve Rashguard Swim Shirt Surf Top Sun Protective UPF 50+ 85% Polyester / 15% Spandex / UPF50+ Premium quick-drying, breathable, moisture wicking fabric for all-day comfort Regular fit cut and excellent 4-way stretchy fabric offers a perfect shape recovery and freedom of movement UPF 50+ for all day long sun protection Flat-lock stitching protect your skin from chafing and irritation Raglan sleeves give you enough room to move and modest crew-neck offers extra neck coverage; Size chart(Bust): XS=29-31" S=31.5-33.5" M=34-36" L=36.5-38.5" XL=39-41.5"