This Youth EST Camo Performance Short Sleeve Crew offers superior comfort and protection from the elements with its 92% Polyester/8% Spandex blend and 4-Way Stretch capabilities. Shield 4 Sun™ UPF 50+ Treatment, Shield 4 Coolant™ Treatment, Shield 4 Odor™ Treatment, and Shield 4 Stains™ Treatment make this a practical garment for any outdoor activities.