The ergonomic andaseaT Kaiser 3 Office and Gaming Chair reimagines the traditional gaming chair with its research-backed, built-in 4-way adaptive lumbar support, effortless assembling system, magnetic 4D armrests, and magnetic neck. The adaptive lumbar support provides the right amount of firmness and pressure to your back in your desired posture. 4D armrests can be adjusted in four directions, comfortably conforming for even weight distribution and ergonomic support. The Kaiser has a special modular Mag-Clap design that can be assembled with ease. Just slide the backrest into the seat base, then clamp magnetic side covers on both sides. One person can finish the whole assembly process with ease. The Dura-Xtra bonded PVC leather provides a soft and comfortable experience and is scratch and stain resistance. The Kaiser 3 is built to last and was designed with the total comfort of the gamer in mind.