Those are for your own safety and your mattresses will probably catch fire without them, just saying (
mofaha ┐( ˘_˘)┌ ʅ(́◡◝)ʃ, Mon 3 May 2021, 22:07,
archived)
They're basically pins for the grenade that is your mattress.Pretty sure there's a chapter on it in the Anarchist's Cookbook.
(
brb Monkhouse Stampede, Mon 3 May 2021, 22:09,
archived)