Outlander Moto 4L. Hydration Pack. The updated Outlander Moto 2L is developed on the iconic Outlander series with new updated materials. This lightweight hydration pack is designed to go minimalistic on your back for your favorite rides. The packs are equipped with the bounce-free No Dancing Monkey 1.2 harness system that makes the pack stay put on your back even in the most gnarly conditions. The unique elastic harness system allows you a tight fit but gives that extra freedom to breathe and move. Recycled fabric. PFAS free. Updated patented USWE buckle. Elite hydration bladder with a fixed drink tube attachment. Available in two colors.