When you need to seat large numbers of people, look for the chair that has it all - the National Public Seating 8100 N Series Stacking Chair - Slate Blue. Designed with super durable injection-molded polypropylene, these chairs are reinforced with square tubing for extra stability, meaning they"re designed to last event after unforgettable event. Designed for indoor or outdoor use, each chair is lightweight for simple transport and stacks up to 12 for easy storage when not in use. 18-inch seat height fits standard tables. About National Public Seating National Public Seating provides seating products of the highest quality grade materials and craftsmanship for educational, religious, hospitality, government, commercial, and other institutional markets. Incorporated in 1997, National Public Seating is based in Clifton, N.J., and offers one of the nation"s largest lines of quick-ship, in-stock folding chairs and tables, stack chairs, stools, and dollies. Other product lines include stages, risers, science tables, and mobile cafeteria tables. Their high-quality products are currently in use in tens of thousands of facilities nationwide. Mindful of Our Environment National Public Seating is committed to preserving the quality of their products and the quality of the environment. To this end, the company manufactures their products with varying percentages of pre- and post-consumer waste (recycled material). All of the steel for their products contains 30-40% of post-consumer waste, and their plastic products contain up to 35% of pre-consumer waste. All of the wood used for their products comes from non-boreal forests. National Public Seating also uses powder-coat finishes instead of liquid finishes in order to prevent pollutants from being released into the atmosphere and to reuse retrieved overspray. All these efforts and more help their employees and customers be mindful of the environment. * Injection-molded high-density polypropylene seat/back * 17-gauge square tubing for extra durability * Chrome-plated frame; weighs 9 pounds * Stacks up to 12; for indoor or outdoor use * Available in 20- or 40-pack sets