Guide's Edition Synapse 25 synapse One o-ring on the inside

One o-ring on the inside so you can continue your TOM BIHN Matryoshka-esque nesting organizational system

Whatever you carry in your Second Aid kit

the vertical stability facilitated by an internal frame with an aluminum stay can help to lift some of the pack’s weight onto one's hips

Height-wise

Guide's Edition Synapse 25 synapse One o-ring on the insideThe Guide's Edition Synapse 25 takes all of the same clever features, bountiful organization, and top shelf build of the original Synapse 25 and walks it all a bit further up into the mountains, a bit deeper into the woods. Rather than the all too common black zippers, hardware and webbing, the Guide's Edition Synapse 25 has gone terrestrial: its trimmed and lined in Coyote brown. The resulting aesthetic might be taken as an homage to another time;