A few choices (assuming 100 sticks):

I would like to order…

1. 100, 5-meter long sticks
2. 100 sticks, 5 meters long each
3. 100 sticks of 5-meter length
4. 100 sticks, each, 5 meters in length
5. 100, 5-meter sticks,

the last one, and the last one.