Hi Margaret, the difference is extra duty is a much thicker felt and is designed for hardcourt play. Regular duty can also be played on Hardcourts but is versatile enough to be played on clay courts. Extra duty will last a tad longer than the regular balls will on a hardcourt.
In respect to this, are extra duty tennis balls worth it?
If you play on a hard court surface, you need Extra Duty tennis balls. Due to the unforgiving nature of those courts you need a ball that will wear down less quickly. Extra duty balls have a thicker felt, that is woven not as tightly around the ball’s core. This means the felt will perform better, for longer.
Also know, are Wilson or Penn tennis balls better?
Ratkovich, of Penn, said Penn ATP World Tour and Pro Penn Marathon balls had a higher grade of felt and a stronger rubber core for players with more power and spin. They cost more but last longer. … Wilson’s extra-duty tennis balls, introduced in 1960, are the ball of choice for most hardcourt play.
How long do extra duty tennis balls last?
So how long do tennis balls really last? Tennis balls will go bad after about 2 weeks or 3-4 playing sessions. Unopened tennis balls are kept in a pressurized tube to help them retain bounciness and firmness, but even those will expire after two years (due to very tiny leaks).
How much money does a tennis ball boy make?
Every year, 400 to 500 individuals try out to become one of 250 ball boys or girls for the U.S. Open. The starting salary for this position is $7.75 per hour, as of the date of publication. Raises are given each year to returning individuals, and no age limit exists for ball boys or girls.
What is the longest lasting tennis ball?
Not only are the Penn Pro Marathon Extra Duty tennis balls their longest-lasting ball. They are also packed with Penn’s latest technology to enhance performance.
What is the most durable tennis ball?
Wilson
Which tennis ball bounces the highest?
1. ball bounces the highest? Explanation: When all three balls are dropped from the same height, the rubber ball will bounce the highest because it has the greatest elasticity. When the rubber ball hits the ground it gets compressed, or squished, and because it is very elastic, it quickly returns to its original shape.
Why are tennis balls kept in the fridge?
Throughout history, fridges have been deployed at the side of courts to maintain the consistency of bounce in every ball while they’re waiting to be used. The 53,000 balls used at the tournament will be kept at 20 degrees until it’s their time to shine.
What is the difference between Wilson 1 and 2?
The organization uses numbers to identify the different types. Type 1 is for play on slow court surfaces, such as clay. Type 2 is for medium-paced courts, such acrylic and carpet, and Type 3 is for faster courts, such as artificial turf and grass.
What is a Type 2 tennis ball?
Ball type 2 (medium speed) is the standard ball and ball type 3 (slow speed) is six percent larger in diameter than the standard ball and tends to move slower in flight. All are the same weight as a standard ball.