Sleek-Ultrium is a plastic which is designed to meet the demands of even the most competitive players. It sets a standard for grip and durability. With its unparalleled grip, you'll be able to execute your shots with pinpoint accuracy, no matter the weather conditions. And, its superior durability ensures that your disc will perform at its best round after round Sleek-Ultrium is the plastic that will take your game to the next level.