Ok I don't know how to make them . I have seen them made dont rember . I know they don't take a lot . Want to make a sack and a sack of them .Run around the field with 10-20 rock and launch them at people . I have .
Old shirts and pants
socks
scrap of blue foam form 3 rolls of it ... i have alot of srcap
a roll of really then yoga mat that will not pass for most things
stuff animals foam form when i was a kid
any help would be help i need to make them in 2 days