Where do you hang the sub-bag on the cart? If you hang it in a strange place, others will dislike it. You will be scolded by the golf course if you hang it in a strange place. Its size is almost the same as a cup diameter, so it can also be used as a putting practice standard. Since it is made of urethane material, it will not scratch your own bag. The core is made of metal, so it won't break even if stepped on. It is repairable and very durable. It is a safe, secure, and reliable product manufactured in Ibaraki Prefecture, Japan. Various color versions are available.