This ultra-lightweight FUSION Shirt provides maximum comfort. Ideal for long runs, the ultrasonic seams in the shoulder area reduce skin friction when running with a backpack.
This breathable and lightweight long-sleeved FUSION shirt was developed for ultra trail and marathon runners. Ultrasonic seams prevent rubbing on the skin when running with a backpack.
This ultra-lightweight and breathable tank top enables top performance in marathons and ultra trail running. Ultrasonic seams reduce rubbing on the skin when wearing a backpack.
Created for ultimate comfort, this extremely lightweight and breathable shirt fits like a second skin. Ultrasonic seams prevent skin rubbing when wearing a backpack on long distance runs.
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