A container which holds the golf clubs and club covers, golf glove, balls, tees, divot tool, club brush, rain gear, selective clothing articles, umbrella, water canteen, and miscellaneous items such as sun screen etc.
The bag has a multitude of pockets with zipper or Velcro fasteners, and usually separators or pockets to slip the clubs into. Sometimes it has a hood that will cover the entire bag.
Most bags are made of leather or nylon with plastic and aluminum re-enforcement connectors. The bag also has a large shoulder strap for ease of transporting on the golf course.