this subject has been explored here before…I’d give you the search query if I’d eaten in the last 24hrs…or maybe when this beer kicks in.
the kids packing tubes at my last hydrocarbon gig were getting 1/2 the volume in their tubes using socks.
using the right size socks, and packing them IN a tube is apparently the correct response. although I like the “stainless sleeve” even better… I want to attribute it to @Roguelab but I suspect I’m hallucinating again.
edit: 9% EtOH on zero food… Packing tubes