Burton Kids' 2L One Piece SnowsuitFor Play Dates in the Snow. Bunny slope to sled hill to makin' tunnels in snow drifts, there's nothing like a one piece for keeping kids warm and happy. No gaps, no cold spots, just zip them up in the kids' Burton 2L One Piece. It's a teched out, waterproof snow suit for keeping kids happy and you stress free all snow day long. It's got that not too tight or too baggy feel that makes it fit just right, and our Room to Grow system extends the inseam