It is very helpful. Although it says that it has lasted six times longer than normal insect rubbish, it may become longer depending on usage, and it is very useful for repair and repair of bicycles.
It is saved if the set contents are a little more.
It is used for repairing a wheelchair at a welfare facility. Recent insect rubbings are turning into super valves and there is only exchange as repair. Because it takes the form of sales to users, it is saved that being individually wrapped.
When insects are rubbed, insect bites are cut several times a year and the air needs to be exchanged, but the special G valve is weak against the garbage on experience, and it will only be replaced if it gets clogged inside. In addition, the super valve is popular because it has been suppressed more than air and lasts longer. Just somewhat cheaper is saved.