Stay warm and comfortable during your runs with this long-sleeve thermal underwear.  The soft, fleece-lined fabric provides optimal insulation, while the 4-way stretch and quick-drying material ensure maximum comfort and mobility.  The thumb holes extend coverage and keep sleeves in place, while the mock neckline offers extra protection from the cold. The flat-seam construction helps reduce chafing for all-day comfort, making perfect for layering and outdoors.

Prints &Pattern: Solid color
Material: 95% Polyester, 5% Elastane
Highlights: UPF50 (UVA/UVB), streamlined fit, thumb holes, flat-seam construction
Collar type: Mock neck
Sleeves: Long-sleeve
Colors: White, Black
Scenarios: Suitable for running and daily wear