Getting ready to choose a loose fitting (aka 'baggy") bike short is easy when you have choices. Most of the mountain bike shorts are two shorts in one. A loose outter shell made of nylon and an internal stretchy padded bike short. We have found that many people who want the baggy bike shorts look are not just mountain bikers. More often the buyers of the loose fitting shorts want a more casual and normal looking short. They are usually referred to as Mountain Bike Shorts or MTB shorts. Some refer to them as ATB or all terrain Bike shorts. There are many brands of shorts and the differences are subtle and significant, so you need a little time to find the right pair for you.