Chestnut Oak is naturally insect and rot resistant for long term use. Rust resistant hardware. * Protective and durable painted finish on White and Black Chairs. * Suitable for Indoor or Outdoor Use. Assembled chair dimensions are 36.25"L x 31"W x 37"H. * Seat Dimensions are 21.5"L x 21.75"W x 15"H (at front of chair) 9.5"H (at back of chair) * Easy-to-follow assembly instructions and all hardware included. (Phillips Screwdriver Required)