Portwest Hi-Vis T-Shirt RIS RT23 Rail specification T-Shirt that combines high visibility protection and unbeatable comfort. Ideal for the summer months and indoor work, this T-Shirt is fully certified to RIS 3279. Product Features Breathable fabric to draw moisture away from the body keeping the wearer cool, dry and comfortable Quality wicking fabric finish enhances fabric drying and aids stain removal Reflective tape for increased visibility 50+ UPF rated fabric to block 98% of UV rays Crew neck Generous fit for wearer comfort Certified to EN ISO 20471 after 50x washes Complies with RIS 3279-TOM for rail industry (orange only) CE certified Standards EN ISO 20471 Class 2 RIS 3279 TOM Issue 2 (Orange Only) ANSI/ISEA 107 TYPE R CLASS 2 ANSI/ISEA 107 TYPE P CLASS 2 AS 4602.1 Class D/N Washing Instructions   Max wash temp 40°C, mild process Do not bleach Do not tumble dry Line dry Do not iron Do not dry clean Maximum 50 washes Fabric: 100% Polyester, Bird Eye Knit 150g   Size: XS 92 S 100 M 108 L 116 XL 124 2XL 132 3XL 140 4XL 148 5XL 156 Please click on the size guide to check this style's sizes.