Men's On Performance-T Lumos - 1MF30220553 Gear while the other side is

while the other side is the Standard Insert or SuperDeep Insert for a unique feel

providing a smooth transition from heel to toe

- Fitted: Hugs your body and stretches to move with you

It works with a new knit structure and midfoot containment cables to give you an ultralightweight upper

- Offset heel seam helps reduce friction in the heel area

Men's On Performance-T Lumos - 1MF30220553 Gear while the other side isThe ultralight running T with reflective details and breathable, moisture wicking, quick drying On DryTec fabric. On DryTec breathable, moisture wicking, quick drying fabric Lightweight material Reflective elements A smooth bonded back hem increases comfort Taped seams reduce friction No distraction or skin irritation Shaped sleeves and forwarded side seam