Biz Collection Mens Sonar Polo P901MSSizes XS 5XL Fabric 80% BIZ COOL Polyester, 20% Cotton back fabric 185 GSM UPF rating Excellent Features Breathable pique knit with cotton on the inside, feels cool and comfortable Spliced shoulder and back contrast panels accents the design Modern self fabric collar and button placket Mens style includes loose pocket MEASUREMENTS P901MS MODERN FIT XS S M L XL 2XL 3XL 5XL Garment Chest (cm) 49. 5 52 54. 5 57 61 65 70 80