JOG School apparel comes in variety of styles and material including our JOG VaporIce MAX which is is our most popular material for almost every sport. It is a combination of two polyester micro-fibers along with that very important cooling layer on the inside. Our VaporIce MAX material is our highest grade of HRT material because of it's extremely lightweight and dries extremely fast thus keeping your body dry and comfortable for a long period of time. JOG's meduim grade of HRT is JOG VaporIce. JOGsportswear also carries a variety of high quality cotton blends and fleece for our hoodies and sweatshirts as well.