This sofa fully complies with the rigorous US TB117 fire safety standard, featuring reliable flame-retardant properties that ensure safe usage in household environments, giving you and your family peace of mind in daily life. The deep pull buckles are arranged in a staggered manner, and the backrest is evenly stressed. The surface of birch legs has a paint seal layer, which can easily remove daily stains. The internal pine+laminated structure and gourd shaped birch leg shape have strong load-bearing capacity.