Camelbak lux e hydration packthe camelbak lux e is a womens hydration pack capable of carrying plenty of gear for a full day of mountain biking the lux e features a narrow gauge design that lets you focus on the ride not your pack if you are planning to ride for over 3 hours camelbaks lux e hydration pack is perfect due to the 3 litre reservoir the pack also offers extra storage for anything the trail might throw at you and your bike for example keys helmet layers lunch an