The TXO 3.0 Series is a real powerhouse of performance. The specially knit yarns are embedded with activated carbon AND nano silver for long-lasting Anti-microbial odor protection. Each garment has a UPF rating of 50+ and is knit to be soft, breathable and quick-drying. The X-Odor, 2 sided flat seam construction is as comfortable as it can get. Don't forget - it looks great too incase you end your day at the local pub.