Made from stretch ripstop fabric the Workcool Pro Long Sleeve Shirt is both durable and ultra comfortable. Featuring back yoke and side cooling vents this shirt will keep you cool in any condition. Stretch ripstop fabric for comfort and durability Back yoke and side cooling vents Welt chest pockets with plastic snap closure 3 piece collar with extensions for added sun protection Shaped hem with longer tail Materials: 98% Cotton Ripstop 2% Elastane 150gsm Features: Airflow - Engineered ventilation placed in high heat zones to allow air to flow through to the body, improving breathability and keeping the wearer cool and comfortable. Ripstop Fabric - Ripstop fabrics have been woven to be highly tear and rip resistant. Stretch - Built-in stretch providing comfort and freedom of movement. UPF Rating - An Ultraviolet Protection Factor (UPF) rating for Ultraviolet Radiation transmitted through a fabric onto the skin. Look for garments with a UPF 50+ rating to be assured of excellent protection. These garments have been designed to comply with AS/NZS 4399:1996.