PGA Zero Friction Permormance Tee Pack Features: PGA Zero Friction Permormance Tee Pack Fifty 2 3/4" Zero Friction Performance Tees* printed with PGA TOUR trademark are made from eco-friendly 100% biocomposite materials. The patented 3-prong top significantly reduces the contact area between tee and ball by 66% leading to longer, straighter drives. Rated longest, most accurate tee in independent laboratory tests. Packaged in hangable clamshell. (*Zero Friction Performance Tees is a registered trademark of Excel Golf Products, Inc.)