... bagFuntionrelieve aching pressure,aviod tied from long time driving,waterproof, durable, make ur car look good Remarks ... 0mm neoprene SBR + sandwich fabric+ polyester lining + zipper, waterproof and durable, extremly soft , fasional design and modern pattern ... sandwich fabric+ polyester lining + PE foam filling + zipper, waterproof and durable, extremly soft , fasional design and modern pattern, ...