Backpacker Ultralight Adventure Equipment (ULA) Ohm October 22, 2010 Katie Herrel Facebook Icon Twitter Icon Email Icon Brand: Ultralight Adventure Equipment (ULA) Model: Ohm Existing modelThe lightest framed pack out there of this size When you buy something using the retail links in our stories, we may earn a small commission. We do not accept money for editorial gear reviews. Read more about our policy.