Were can i buy a wacky wall crawler spiderman?

when i was a kid i had one, it was fun, probably my favorite toy, but now i am grown up, but my cousin is a kid and his birthday is coming up, i would like to buy one for him, but i google searched for a couple of hours and nothing came up, does anyone know were i can buy one? or has the old days of good old toys just dead and gone.