Preferred bleachers feature double foot planks on all rows Seat planks are 10"w powder coated aluminum. Available in royal blue, navy blue, scarlet red, and forest green Foot planks are 10"w mill finished aluminum Frame is welded aluminum angle Planks are 15" long Safety end caps included Seats 20 people Bleachers meet requirements of NFPA & the Consumer Products Safety Commission standards. Some assembly required Ship in 24 hours!