干凈利落的流線外觀,背部設(shè)計(jì)具有強(qiáng)大的承受作用力，背框采用專利研發(fā)技術(shù)，打造凌駕完美身形的極致曲線,使背部完全服貼于人體脊椎曲線的彎度，透明網(wǎng)的支撐力有極大的韌性度和彈力，使X4的背框與透明網(wǎng)可完全服帖于整個(gè)人的背部，致使坐感非常舒適愜意！
The clean and streamlined appearance, the back design has strong load-bearing force, and the back frame adopts patented research and development technology to create the ultimate curve that surpasses the perfect body shape, making the back fully fit the curvature of the human spine curve. The support force of the transparent mesh has great toughness and elasticity, making the X4 back frame and transparent mesh fully fit the entire back, making the sitting feeling very comfortable and comfortable!
