The solsticetrade features the brand new crux lr reservoir which delivers 20 more water per sip while keeping weight positioned low on your back which translates to better stability in the saddle and on the trail the low rider design shifts your load and your water supply down to your waist which gives you a lower center of gravity and a wider range of motion making it easier to maneuver as yoursquore barreling downhill if you like to hit the trails hard and want a lightweight