Youtek™Teflon®可减少摩擦力,增大威力.HEAD护框条加入了Teflon®减摩擦聚合物
当网线碰撞护框条时,摩擦力时阻碍网线移动的力量。这种新型护框条可以再基础材料中创造一种自我润滑的效果,使得网线再护框条滑动时几乎不产生摩擦,进而丧失更少的能量,产生更大的威力.
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This new junior racquet comes with original D3O and Innegra technology. Bring your game to the next level with the junior version of Maria Sharapova and Tomas Berdych’s weapon.
