Can slipcovers be shipped Media Mail?

[Gogga1823]

Originally Posted by 20th Century Boy

I sent a box of over 60 movies via media mail. USPS opened the box, didn't reseal it properly, all the movies spilled out then they sent me the top of the box with a letter saying: "Sorry but we lost all the stuff in your box. You may be entitled to the 5 dollar postage refund. Maybe."

Did you insure it? Not being snarky, just getting information. I insure anything of substance when I use Media Mail, as they will certainly try to screw you, given the opportunity.