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How to make a paintball grenade
Cut the tubing.
Using regular scissors or a knife, slice the 3/8 inch latex tube. Each grenade will require at least a 6-inch long tube.

Choose from: a). You can use longer tubes for larger grenades if you prefer. Measure each section prior to cutting for consistency.. b). It could be broad, narrow, or even jagged. You can use m82 or m89 gauge plastic tube.. c). Cutting the tubing allows you to use the fabric exactly how you want it. The tubing will get in the way, keeping the tube upright.. d). For smaller batches, use thread less than 1/8 inch. For larger batches, use thread about 3/4 inch..
Answer:
a).