This women’s long sleeve sun top offers broad spectrum UPF 50 protection with Omni-Shade™ and moisture-wicking Omni-Wick™ technology. Made from 100% lightweight polyester, it’s perfect for staying cool and comfortable while keeping the sun at bay. Size Conversion: XS = 2 | S = 4-6 | M = 8-10 | L = 12-14 | XL = 14-16 | XXL = 16-18 For reference Armpit to Armpit (in): S=20" / M= 21"/ L=22"/ XL=23" /XXL=24" Front length (Shoulder to hem) (in): S=25"/ M=26"/L=26.5"/XL=27"/XXL= 27.5" Care Instructions: Machine wash cold on gentle cycle Avoid bleach Tumble dry on low heat