The Herman Miller Aeron Size B Replacement Seat Pan OEM is a high-quality office chair seat pan specifically designed for the Classic Aeron model. Made by the renowned brand Herman Miller, this seat pan provides excellent support and comfort for office or desk chair use. With its sleek design and durable construction, this replacement seat pan ensures a comfortable and ergonomic seating experience for users. Ideal for businesses looking to maintain the quality and style of their Herman Miller Aeron chairs, this OEM seat pan provides a reliable and authentic solution for replacement needs.