@folsom_lives i have no idea which ones specifically I normally get sent. But I never end up reusing them for mailers myself because they seem too flimsy and the choose your own size fold-over rarely is secured properly. It’s always whiplash that I end up getting other peoples mail stuck inside them as well
Proven protection for your LP shipments. Thoughtfully engineered to withstand the rigors of domestic and international shipping. The Whiplash LP mailer makes it easy to serve today's discriminating vinyl buyer with confidence.
whiplash-lpmailer.com
These? Cuz these are what I use and they are great.