The CoGo? Steel Outdoor/Indoor Stack Chair is made of tubular steel with a scratch-resistant powder coat finish. They are outdoor rated for UV protection and repellant against moisture, heat and stains for a durbale stack chair that is ideally suited for outdoor use. These multipurpose metal chairs can also be used indoors and feature durable nylon glides on the base to guard against scratching or marring of surfaces. The curved back rest and open slat design allow for comfortable breathability during use. CoGo chairs stack up to 8 high for convenient storage when not in use. Great for use outdoors on patios or cafes or indoors in waiting rooms, lobbies, break rooms, training spaces or anywhere else a guest chair is needed. Packed two per carton.