A capsized jet ski, a cut from a barnacle-covered dock, or a passenger with sudden seasickness, emergencies on the water don't wait for you to reach shore. That's exactly why rei first aid kits rank among the most searched options for boaters and outdoor enthusiasts looking for reliable, pre-built medical supplies. But not every kit designed for a hiking trail works well on a Sea-Doo or pontoon boat.
At seadoooutlet, we help Sea-Doo owners gear up with everything they need for safe, worry-free days on the water, and a proper first aid kit belongs on that list right next to your life jacket and watercraft cover. Saltwater, humidity, and limited storage space create unique challenges that a standard backpacking kit simply isn't built for.
This guide breaks down REI's first aid kit lineup, explains what actually matters for boat use, and walks you through how to choose or customize a kit that fits your Sea-Doo setup. Whether you ride a Spark, a GTX, or a Switch pontoon, you'll know exactly what to look for before your next launch.
Why boaters need a different first-aid kit
Most first aid kits are designed with trails and campsites in mind. When you're on a boat or a Sea-Doo, you face a completely different set of hazards and conditions that a standard hiking kit doesn't cover. Distance from shore, constant motion, and exposure to sun and spray all shift what supplies you actually need to carry.
Water introduces unique injury risks
Boating injuries follow patterns you won't find in a trail guide. Propeller cuts and rope burns are deep and can bleed heavily, while prolonged sun exposure causes serious burns faster on the water than on land. Hypothermia becomes a real concern even on warm days if someone falls overboard, and seasickness or nausea can incapacitate a passenger when you're miles from a dock.
Common water-specific injuries to prepare for include:
- Deep lacerations from dock hardware, anchors, or propellers
- Severe sunburn and heat exhaustion
- Cold water shock and early hypothermia
- Eye injuries from spray, glare, or debris
- Nausea and motion sickness
A kit built for dry land won't carry the right wound closure strips, burn treatment, or anti-nausea options to handle a typical day on the water.
The marine environment degrades standard supplies
Humidity and salt spray break down adhesive bandages, corrode metal instruments, and soak through cardboard packaging within a single season. Many rei first aid kits come with solid base supplies, but you need to confirm that the packaging is sealed and moisture-resistant before loading one onto your Sea-Doo or Switch pontoon. Wet gauze and corroded scissors are useless when you actually need them, so material quality matters just as much as the item list.
Step 1. Pick the right kit size and scope
Kit size is the first decision you need to make, and it comes down to two factors: how many people you typically carry and how far from shore you ride. A solo Spark rider doing short lake laps needs far less than a family running a Switch pontoon for a full-day outing.
Match kit size to your typical outings
Most rei first aid kits fall into three practical tiers for boaters. Use this breakdown to find your starting point:
| Kit Tier | Crew Size | Trip Length | Core Use Case |
|---|---|---|---|
| Personal (10-50 pieces) | 1-2 riders | Under 2 hours | Solo PWC day rides |
| Standard (50-100 pieces) | 2-4 passengers | Half to full day | Family pontoon trips |
| Extended (100+ pieces) | 5+ passengers | Multi-day or offshore | Large boat or extended cruising |
Confirm the kit covers the right injury types
Once you pick a size, check the item checklist on the packaging before you buy. A kit rated for 4 people should include wound closure strips, multiple gauze pads, and at least one pair of gloves.
If the kit lists fewer than 3 wound-care items, it isn't sized right for boat use, regardless of the person count on the label.
Step 2. Add boat and PWC risk supplies
Once you pick a base kit, you need to fill the gaps that boat-specific risks create. Most rei first aid kits come loaded with bandages and antiseptic wipes, but they leave out several items that matter most when you're riding a Sea-Doo or running a Switch pontoon for a full day out.
Supplies to add for water-based riding
Start with the items that address the injuries most likely to happen on a PWC or pontoon boat. These additions cover the gap between a standard outdoor kit and one built for the hazards you actually face on the water.
Stock these items alongside your base kit:
- Motion sickness medication (dimenhydrinate) for passengers prone to nausea
- Burn gel packets for sun and engine-related burns
- Large wound closure strips for deep lacerations from dock hardware or anchors
- Emergency thermal blanket for cold water shock or early hypothermia
- Sterile eye wash for spray, debris, or fuel contact
- Waterproof medical tape that holds firmly on wet skin
If you can only add one item for Sea-Doo riding, make it a thermal blanket, since cold water shock sets in fast even on warm days.
Step 3. Make it waterproof and easy to grab
Your first aid kit is useless if the contents are soaked or buried under gear when you need them. Many rei first aid kits come in soft zippered pouches that absorb water and break down quickly on a PWC. Before your next ride, repack your supplies into a fully sealed, waterproof container rated for marine use.
Choose a waterproof container or bag
Hard-shell waterproof cases with rubber gasket seals offer the best protection on the water. Soft dry bags work as a second option if you roll and clip the top correctly. Either way, confirm the container seals completely before you load any supplies inside it.
A case that pops open in rough water or during a capsize provides no protection at all, so test the seal before you rely on it.
Mount it where you can reach it fast
Storage placement matters as much as the container itself. On a Sea-Doo GTX or Switch pontoon, mount the kit in a dedicated compartment near the helm or in a spot every rider on board knows about.
Use this quick placement checklist:
- Secure the kit so it doesn't shift at speed
- Store it above any area that collects standing water
- Tell every passenger exactly where the kit lives before you launch
Step 4. Stock meds, tools, and a quick guide
The physical supplies in rei first aid kits handle cuts and burns, but without the right medications and tools, you're still missing half the picture. A few targeted additions and one simple reference card can make the difference between a controlled response and a panic situation on the water.
Essential medications and tools
Stock each of these items in a small zip-lock bag alongside your main kit so you can grab them quickly without digging through bandages:
- Ibuprofen or acetaminophen for pain and inflammation
- Antihistamine tablets for allergic reactions to marine life or insect stings
- Tweezers for splinters, fishhooks, or debris removal
- Small LED flashlight for low-light emergencies or signaling
- Nitrile gloves (at least two pairs) for safe wound treatment
Keep a laminated quick-reference guide
Write or print a one-page emergency reference card and laminate it before you store it inside your kit. Water destroys paper fast on a PWC, so lamination is non-negotiable.
Your card should include:
- Local Coast Guard emergency number
- Nearest marina or boat launch address
- Basic steps for treating shock and heavy bleeding
- Passenger allergy notes
A laminated card costs almost nothing but saves critical seconds when someone on board is injured and you need to act fast.
Wrap up and next steps
Choosing the right first aid kit for your boat comes down to four practical steps: picking the correct size, adding water-specific supplies, sealing everything in a waterproof container, and stocking the medications and tools that standard kits leave out. REI first aid kits give you a solid starting point, but customizing them for PWC and pontoon use is what actually keeps you and your passengers protected when something goes wrong.
Your kit is one piece of a larger safety setup on the water. A reliable life jacket and a quality watercraft cover protect both your riders and your investment before a single ride begins. If you need to complete your Sea-Doo safety gear alongside your first aid supplies, browse the full selection at Sea-Doo Outlet for accessories built specifically for BRP watercraft. Get your kit ready, check your gear, and launch with confidence.