Smitty Elite Side Panel Basketball Referee Shirt. The ComfortTech technology provides a moisture wicking-anti wrinkle durable referee shirt. Has 3"wide panel" down underarm of shirt. The Interlock material feels like silk. Enjoy the Elite comfort that you can get when you wear this shirt. Cool to the touch and breathable. The color of the black and white stripes appears more bright and vibrant than any other shirt we carry. This shirt is called the "Elite" for a reason. It is worth every penny.