1,Comfortable,practica . 2,Heigh adjustment . 3,good qualily with best price 4,Different color for chose. 1,Comfortable,practica .2,Heigh adjustment .3,good qualily with best price 4,Different color for chose. Has light brue,light green ,yellow,black,dark brue,pink,orange,apple green,Dark green corlor for your chose.5,Movable6.Stainess steel Tuning foot.