Originally Posted by Snowolf

A box is going to have more drag than a rail. This is especially going to be true in warmer weather with wet, slushy corn snow. As people hit the box, it will get a layer of water on the top and the surface tension creates this "sticky" feeling. The only thing I can say here is to try to anticipate the grab in these conditions. A structured base will help but sometimes conditions do make boxes just plaim too much work to ride. I have hit them fast on a warm spring day with a lot of water and it was like stomping velcro, sent me cartwheeling off the end of the thing.