Essential 365-day workwear shirt. The relaxed, easy-care construction is made from sun-protective polyester-cotton for day-long comfort. Zipped security pocket Flip-up collar to protect the neck from the sun Roll-up sleeves Drying loops for laundering on the move Easy care polycotton blend UPF 40+ sun-protection Relaxed Fit Anti-Insect Made using specially constructed fibres which are too tough for insects like mosquitoes to penetrate. Sun Protection SolarShield fabric is tried and tested to give you between UPF 30-50+ protection from harmful UV rays through a combination of 3 things, the density of the fabric construction, the type of yarns used and its colour. Craghoppers Men's 'Expert Kiwi' Long Sleeved Shirt in Grey Size: Large