AHEAD 5A drum sticks provide many benefits Giving more power for less effort and 50% less shock than wooden sticks lasting 6 to 10 times longer than their standard wooden contemporaries They also cause less damage to cymbals due to shock absorbtion andthey are the only stick with a 60 day The precision alloy core s weight and balance variations of less than 1% compared to as much as 20% with wood Super hard polyurethane replacement covers and tips protect your sticks and your gear