I purchase this cable bag in conjunction with Coleman Cable Systems 08660 20 ' heavy duty 4-gauge Jumper Cables -lrb- also sell by Amazon -rrb- . this bag swallow the 20 foot of four gauge cable and can easily accomodate a longer , heavier cable . the product dimension be 13 inch in diameter x 4 inch in depth . Bucket Boss make high quality product that will satisfy the most demand consumer . if you would like to protect you booster cable and reduce clutter , this product do a outstanding job .