DESIGN CONCEPT: YOUSTSATE office chair innovatively combines shell and petal. The desk chair retains the rounded curves of both, presenting an inwardly tucked posture that fits the body curves with a sense of security. The combination of utility and aesthetics, nature and industry, gives the chair the natural beauty of nature and the industrial beauty of design intervention; WRAP -AROUND BACKREST DESIGN: The pleates on the ergonomic backrest, like the texture of a shell, give people a kind of upward strength. The widened curved backrest with delicate curvature design not only gently wraps the lumbar back in all directions, but also gives comfortable support to the left and right sides of the body, which is cozy and comfortable! HIGH DENSITY SPONGE CUSHION:The petal-style cushion, wide and deep, can fully wrap your hips, support the legs, left and right to move more than enough. Built-in high-density rebound sponge filling, which is full, with strong resilience and breathabi