These are fire straws made for emergency/survival situations. They are waterproof and are small. They are plastic straws that are filled with petroleum jelly impregnated cotton. They are hand made. I substitute some of my living making and selling these to boys scout troops and other survival minded people.
Step 1: Preparing Tender
Slice straw and fluff out tender inside
Step 2: Ignite Tender
Using a fire steel throw sparks into the tender
Step 3: Burn Time
The burn time is 8-10 minutes. This is more than enough time to ignite a good fire