This NJ 4000 Testkit, is a high-performance garment designed for both comfort and durability. Crafted from a 100% polyester interlock, this test kit ensures a lightweight, breathable experience that’s perfect for various activities. The incorporated moisture management system works seamlessly to wick away sweat, keeping you dry and comfortable even during intense workouts or long days. Ideal for sizes ranging from small to XXL, it combines functionality with a perfect fit for all body types.