Our callum office chair has some amazing features some of which include a spring-packed cushion that is not deformed, thick and full, and not easy to collapse. full of elasticity, not easy to deform. steel base, stable support, one-piece molding, sturdy and durable, silent roller, soft pu leather wrap that does not hurt the floor, 360° rotation anytime, anywhere. lifting function, the lifting spanner pulls the spanner to lift, and the hip realize the lifting function. rotation function, 360° free rotation. the function of lying down, the wrench can be lying down, and it can be directly lying down or fixed by pulling it. you can lie down at a large angle of 150°, and you can spend your lunch break comfortably. linkage armrest, soft package design. dimensions: length: 50cm