Our Accessory Straps are designed to attach to the plastic webbing tabs on the bottom of all of our pack models from the MS to 45-L packs. They are intended to be used to expand the capacity of the pack by attaching gear such as a tent, sleeping pad or Sleeping bag. The can also carry gear such as small inflatable rafts, rolled up PFD’s, climbing gear and clothing and many other items packed into stuff sacks, This enables you to increase the carrying volume or capacity by up to 25 to 50%, depending on the size of your pack and what you attach to the bottom of the pack.