SEAL Corpsman, and other medical providers use a variety of medical bags, with different configurations, for different purposes and missions. While each bag has its' own configuration, SEAL Corpsmen usually modify the contents, to some degree, to conform to their personal preferences and mission profiles.
Demonstrated here is one off-the-shelf general purpose SEAL Corpsman bag, configured for use by a corpsman attached to Seal Team Three. The bag demonstrated here is not specifically manufactured for government issue, but is sold commercially. This use of civilian equipment is not unusual in the Special Operations community.
The Bag BLACKHAWK SPECIAL OPERATIONS MEDICAL BACKPACK NSN : 6545-01-522-1016 July 19, 2004 The bag is a black, woven nylon backpack, with shoulder straps, chest strap, waist strap, and hand-carrying strap. As configured, it weighs 20 pounds (dry). The bag unzips to reveal a main compartment and two fold-out flaps. There is also an external zipped pocket that can be accessed without opening the bag.