I'd recommend padded waterproof cycling shorts under your salopettes if learning to snowboard. My arse was so cold after a morning of sitting on the snow that I

I'd recommend padded waterproof cycling shorts under your salopettes if learning to snowboard. My arse was so cold after a morning of sitting on the snow that I couldn't feel the toilet seat beneath it! I could already ski, after ~5 hours of lessons (group lessons in 2 chunks) I was fine for red runs and such.