Our sleeveless base layer is made from super lightweight TOUR fabric, which is highly breathable and quick to dry in the warmest temperatures.Features:- Ultra-breathable mesh fabric- Crew neck- Logo (3) on chest- Flatlock stitching.Specifications:- Composition: 90% poliester, 10% elastan- Temperature: 15º/30º- Waterproofness: 0/5- Water repellency: 0/5- Thermal protection: 1/5- Breathability: 4/5- Windproofness: 2/5