The quality steel frames bring stability and ensure the chair set a long service life and excellent durability Lightweight That Its Easily Carried In The Color Coded Carry Case Your Drink Bottle Will Rest Assure Too In The Mesh Cup Holder While You Do Something More Important Super strong and sturdy tubular steel frame with durable polyester material Your drink bottle will rest assure too in the mesh cup holder while you do something more importantNo need to carry bulky chair