To create an ultra-lightweight top, On have blended high-tech fabrics with a minimalist design, giving the Performance Long Sleeve Top Lumos in Black a feeling like wearing nothing at all.

The On Performance Long Sleeve Top Lumos features taped seams all over and sweat wicking DryTec fabric, giving you total comfort throughout your run. Reflective details help you shine in low light, and the pattern design is inspired by city lights at night.