Synapse 25 Internal Frame Smart Alec You want the shoulder strap

You want the shoulder strap to be fully removable

allowing you to remove your laptop from the Brain Bag entirely while it is still encased in the protective Cache

while remaining cool

under that

Synapse 25 Internal Frame Smart Alec You want the shoulder strapOptional internal frames with aluminum stays designed to work with any generation of Synapse 25 that has rail loops. We present for your use these optional, removable internal frames with aluminum stays for the Synapse 25 backpacks. The frames are made of die cut . 055 thick High Density Polyethylene (HDPE), with a nylon webbing sleeve sewn down the center that encases a 1 25mm wide 6061 aluminum stay. Weve bent the stay to a generic spinal curve; we