Made of 100% solid hardwood, Pride Professional Tee System (PTS)Golf Tees are designed to provide maximum performance and durability. The proprietary system of colour coded golf tees allows for easy identification of length and appropriateness for various golf clubs. The Pride Professional Golf Tee System (PTS) 4in Tees Green Pack 50 Features:Made of 100% hardwoodRestricting the insertion of the tee gives golfers consistent tee height on every shot 3 1/4\" tees are for drivers over 360cc 2 3/4\" tees are for drivers under 360cc 2 1/8\" tees are for irons, hybrids and low-profile woodsX-Long Length 4\"50 pack