I bought a new sleep mask. I have been using sleep masks for the past few years. I find that I can’t sleep without them now. My old one was getting a little gross so I decided it was time for an upgrade. Someone suggested Manta to me and so I went for it! I bought the weighted sleep mask for $39.99. That seemed pretty steep for a sleep mask, but then again my old one was $5 and I used it for three years. I’m hoping that a $40 mask lasts at least five years. So let’s talk about the good, the bad, and everything in between. The shipping…