The Marine 300 is designed for inland use and short coastal trips on vessels carrying up to six people for a day trip. Upgrades from the Marine 200 include: two-person emergency reflective blanket, wound cleaning and closing system, bandage scissors, After Sting Jelly Fish solution, and more. The Marine 300 Kit is ideal for Diving, Family and Pontoon Boats, Fishing, Inland Lake and River Boats, Recreational Day Trips and Waterskiing. Kit weighs 1 lb. 14 oz. (850 g) and measures 8.5" x 5.5" x 4.5" (21.6 x 14 x 11.4 cm). The inner waterproof bags keep contents dry; reflective piping on durable nylon outer bag makes the kit easy to find in the dark.
The kit contains a wide array of medications to treat pain, inflammation, and common allergies, it also comes with an Instant cold pack to manage swelling of fractures and sprains. SAM Splints plus a wide variety of wraps and bandages to immobilize fractures and provide support are also included. With supplies organized into injury-specific pockets, anyone can give fast and effective first aid. The Comprehensive Guide to Marine Medicine by Eric A. Weiss, M.D, is the most up-to-date information on wilderness and travel medicine. Guide includes: "Weiss Advice" improvised techniques; "When to Worry , 50+ techniques recommended prescription medications; medical supplies for extended expeditions. Kit also has Irrigation syringe and wound closure strips to clean and close wounds and hospital-quality tools, including bandage scissors and precision forceps set the standard for travel medical care.