LONGER DRIVES!! Independent laboratory testing proves that Martini Tees give you drives that are both farther and a straighter, compared to wooden tees. Martini Tees are virtually unbreakable, made in the USA, conform with USGA Rules, and give golfers longer, straighter drives--a fact proven by independent testing using robotic drivers. These Martini Tees are 2 3/4" inches tall, perfect for today's larger drivers. Martini Tees are made from a proprietary polymer resin blend, to last a lot longer than old-fashioned wooden tees. You can get a year's supply of tees for the same price as one martini cocktail. Independent laboratory testing proves that Martini Tees give you drives that are both farther and a straighter, compared to wooden tees. Oversized cup also helps when teeing the ball up.