It is worth noting that file names like A Rider Needs No Pants.avi.rarl are often found in peer-to-peer file-sharing networks. Users should exercise caution:

, it looks like a compressed video file. A helpful feature for handling such files would be: Multi-Part Extractor

If this is for a cycling or equestrian app, a "No-Pants" feature could help users find specialized gear that replaces traditional trousers: Chaps & Gaiters