Reactive Flow Singlet Size:S it works equally well as

it works equally well as a stand-alone running top

it ensures maximum breathability and a snug

while chest zips and a back vent ensure maximum airflow when you push the pace

The soft front panel and EVA brim add comfort and make it easy to pack away

relaxed when you want it

Reactive Flow Singlet Size:S it works equally well asThe Flow Singlet is engineered for peak performance when the heat is on. Weighing only 45g (size M), it delivers an ultra light, race ready feel with a racer back cut and generous arm openings for total freedom. Made from ultra soft, anti chafe fabric, it wicks sweat, dries exceptional fast, and keeps you cool and focused from all out intervals to race day.