I remember these from when I was in high school in the late 70's, early 80's. Or was it college?
"I found this in my local charity shop on Friday too. Toki Doki for Le Sport Sac! It looks to possibly be a genuine one from the label inside - believe me, I've seen enough fakes in Bangkok! It's not got a shoulder strap tho which puts me off, so going to put it on Ebay. Amazing!"