.nasty Active member Jul 24, 2011 #3 they're already waterproof. go put one on something and submerge it in water. nothing happens
JIB_WALRUS Member Jul 24, 2011 #5 you might be able to iron it for maybe more waterproofing but seriously if you just burnish it well it will be fine
you might be able to iron it for maybe more waterproofing but seriously if you just burnish it well it will be fine