The Marine 400 is intended for coastal cruising on vessels carrying up to six people. Upgrades from the Marine 300 include: CPR Face Shield, triangular bandage, sterile eye wash, as well as larger quantities of medications and wound care items. CPR Face Shield for protected mouth-to-mouth resuscitation. Irrigation syringe and wound closure strips to clean and close wounds. Hospital-quality tools, including bandage scissors and precision forceps set the standard for travel medical care. Instant cold pack to manage swelling of fractures and sprains. C-Splint plus a wide variety of wraps and bandages to immobilize fractures and provide support.