The HY-800B multifunctional training chair has a fresh appearance design and four natural color options, providing a rich and far-reaching visual effect for the space. The lightweight and stylish HY800 series chairs offer three models to choose from, which can provide practical functions for any space. Equipped with a flexible writing board and seat connection buckles, while working lightly, the seats can be neatly arranged, making the venue effect more perfect, and this series of seats can be infinitely stacked upwards, effectively saving space.