A high-tech fitted baselayer, the UNDER ARMOUR® men's Spine™ Gameday short-sleeve top provides moisture-wicking, odor-fighting comfort underneath your baseball uniform. The HeatGear® Sonic fabric is ultra-lightweight and smooth, with 4-way stretch to follow your every move and a mesh back panel for ventilation right where you need it most.
Get your new UNDER ARMOUR® baseball baselayer top today from Sports Authority.
Fabric Content: 90% polyester, 10% elastane
Close-to-body, contoured fit for maximum performance.
Fabric Type: Knit
Knit fabrics are made up of a series of interlocking loops that result in a flexible construction. All knits have some stretch
Fabric Type: Mesh
A knit or woven fabric with small, evenly spaced holes
Performance Technology: Under Armour® HeatGear® Sonic
An update to UA's signature moisture-wicking HeatGear® fabric, HeatGear® Sonic delivers an incredible next-to-skin fit that is softer, lighter, and more comfortable than ever.
Anti-odor treatments provide permanent odor protection by inhibiting the growth of bacteria and mildew in the fabric.
Fabric transfers moisture from the skin to the fabric's surface for quick evaporation, keeping you dry and comfortable.
Mesh or breathable fabric inserts in high heat zones allow sweat to evaporate and cool air to circulate.
Contrast crew collar with taped back neck
Contrast Spine embossed sleeves
Stretch mesh back panel
Longer length ensures shirt stays tucked in
UA Baseball logo at center front and jock tag at left hem