The Portwest F124 Iona Hi Vis Short Sleeve Shirt is a part of the Iona Xtra range which combines practical design and colors with reflective taping and contrast fluorescent material providing extra visibility in low light conditions. This button up shirt is made with Kingsmill fabric which guarantees high performance and maximum comfort. The yarns on this shirt are ring spun with long staple combed cotton providing a smooth handle and excellent pilling resistance. The material is fully pre-shrunk and has superior dye retention. A UPF rating of 50+ will block over 98% of UV rays.