KoverRoos DuPont Tyvek 22250 High Back Chair Cover, 29-Inch Width by 31-Inch Diameter by 36-Inch Height, White Dupont tyvek chair cover (dimensions: 29-inch width x 31-inch d x 36-inch height) Nonwoven waterproof protective fabric with microscopic pores that allows moisture to evaporate Attachment system: u-shaped hook/bungee system (set of 4) to secure cover Lightweight, breathable, strong, durable and long lasting Storage pouch included, 7 year limited warranty