Abstract: Backpack strap accessory methods, systems, and device are provided in accordance with various embodiments. Some embodiments include a device that may include a backpack accessory. The device may include one or more attachment appendages coupled with the backpack accessory where the one or more attachment appendages are configured to couple the backpack accessory with a backpack shoulder strap. The device may include one or more rigid members coupled with the backpack accessory such that at least one of the rigid members hinder a motion of the backpack accessory in at least one direction along a length of the backpack shoulder strap with respect to a hardware coupled with the backpack shoulder strap. Some embodiments include one or more apertures formed with respect to the attachment appendages such that a sternum strap coupled with the backpack shoulder strap passes through at least one of the one or more apertures.