100% polyester face plaited to 60% polyester, 40% cotton back (total overall garment 61% polyester, 39% cotton). Proprietary dual-sided mesh pique knit constructed of fine denier wicking polyester on the outside and soft-as-cotton wicking blend on the inside. Moisture-wicking performance with UV 15-39 protection. Matching flat knit collar. Luxury, comfort and performance in one. Three-button placket. Dyed-to-match buttons. Ladies Sizes: XS-4XL