The Marine 450 First Aid Kit from ADVENTURE MEDICAL is ideal for 1-6 people in a coastal vessel who might be 6 hours away from professional care. The kit’s TRU Zip technology keeps your first aid supplies and anything else you add (there’s room to spare) dustproof and waterproof–even if submerged for 30 minutes in up to 1 meter of water. In addition to wound/burn/blister care items medications fracture/sprain supplies and an emergency blanket this kit also includes expert advice in Marine Medicine: A Comprehensive Guide by Eric W. Weiss MD and Michael Jacobs MD–a detailed resource to help identify and treat over 200 injuries and illnesses specifically related to marine medicine. Coast Guard Approval #160.054/23/0