Speedo Tech Shortsleeve Rash Top Mens Performance swimwear for the outdoors. Our sleek Short Sleeve Rash Top is designed to protect you against the elements outdoors and includes UPF40+ fabric sun protection. Ideal for use in and out of the water, the snug-fitting, pull-on style includes flatlocked seams for a comfortable fit against the body. Designed to be durable and better for the environment, the top is made from our new ECO Endurance+ fabric, which is 100% chlorine resistant, quick-drying and is made from 50% recycled materials. Features ECO Endurance + Pull-on rash top – perfect for sun protection both in and out of the water Flatlocked seams – for a comfortable fit against the body Snug fit 100% chlorine resistance – for long lasting performance Quick dry – dries faster after your swim workout 50% recycled – one of the yarns is made from 100% post-consumer waste, such as recycled plastic bottles .