Tee Off - Drinks Are Cold Thru The 18th Hole! Three can cooler tube bag holds 2 bottles waters, tennis or golf balls, clips onto golf bag, stroller, wheel chair etc. Shoulder strap for convenience. Made of 600D polyester. This mini cooler holds 3 cans, 2 bottles, or 1 wine bottle, and keeps them cold for hours. Also can be used for tennis or golf balls, magazines, newspaper, etc. Clips to side of golf bag or cart, and also has adjustable shoulder strap. Ideal for golf or tennis tournament giveaw