The UNDER ARMOUR® boys' HeatGear® Sonic fitted long-sleeve top is loaded with features that make it the perfect baselayer. The smooth fabric resists picking and pilling, helping it withstand daily use; it's packed with HeatGear®, anti-odor, and UPF 50+ technologies for peak performance under pressure. The four-way stretch construction with flatlock stitching delivers freedom of movement without bunching up under his uniform and pads.
Fabric Content: 84% polyester, 16% elastane
Anti-odor treatments provide permanent odor protection by inhibiting the growth of bacteria and mildew in the fabric.
Ergonomic Cut/Seaming: Yes
Seams and/or design lines of the garment follow the body's curves to allow freedom of movement and prevent skin irritation.
Flatlock Stitching: Yes
Seams are sewn flat to the garment to enhance durability and prevent skin chafing/irritation.
Fabric transfers moisture from the skin to the fabric's surface for quick evaporation, keeping you dry and comfortable.
UV Protection: Yes
Fabric is treated to block UV (ultraviolet) radiation from the sun, helping to prevent sunburn.