Optional Gear for Open Water Swimmers
- ccarey741
- Aug 31, 2025
- 4 min read
Many open water swimmers, even in the winter, choose to wear 'skins'. Which is essentially a swimsuit! I haven't braved this yet but I have full respect for skins swimmers.
Read on for suitable gear recommendations, although subjective.

Wetsuits for Warmth and Buoyancy
Water temperature in open water can be much colder than in pools, even during summer. A wetsuit helps maintain body heat and provides extra buoyancy, making it easier to float and swim efficiently.
Material: Most wetsuits are made from neoprene, which traps a thin layer of water between the suit and skin. Your body heats this water, keeping you warm.
Thickness: Wetsuits range from 2mm to 5mm thick. Thicker suits offer more warmth but can restrict movement. Choose based on water temperature and your flexibility needs.
Fit: A snug fit is crucial. Loose wetsuits allow water to flow in and out, reducing insulation and causing chafing.
Types: Full suits cover arms and legs, while sleeveless suits offer more freedom but less warmth.
For example, triathletes often use sleeveless wetsuits for speed and flexibility, while recreational swimmers in colder lakes prefer full suits for warmth.
Swim Caps for Visibility and Heat Retention
Swim caps serve multiple purposes in open water swimming. They keep hair out of your face, reduce drag, and improve visibility for safety.
Bright Colours: Choose neon or fluorescent colours like orange, yellow, or pink. These colours stand out against water and help boaters or lifeguards spot you easily.
Material: Silicone caps are durable and comfortable, while latex caps are thinner and cheaper but less durable.
Thermal Caps: In cold water, some swimmers wear neoprene caps under their swim caps to retain heat.
Wearing a brightly coloured swim cap is a simple but effective way to increase your safety in open water.
Goggles for Clear Vision
Clear vision is essential for navigation and safety in open water. Goggles protect your eyes from salt, debris, and glare.
Lens Type: Choose lenses based on water and weather conditions. Clear lenses work well in low light, tinted lenses reduce glare on sunny days, and mirrored lenses offer extra sun protection.
Fit and Seal: A good seal prevents water from leaking in. Try different brands and sizes to find the best fit for your face.
Anti-Fog Coating: Many goggles come with anti-fog treatment, but applying extra anti-fog spray can help during long swims.
For example, swimmers in murky or choppy water benefit from goggles with a wide field of vision to spot landmarks and other swimmers.
Safety Buoys for Visibility and Rest
Safety buoys are inflatable devices swimmers tow behind them for added visibility and a place to rest if needed.
Visibility: Brightly coloured tow floats make you more visible to boats and other water users.
Storage: Some tow floats have dry compartments to store keys, phones, or snacks.
Resting Aid: If you get tired or need a break, you can hold onto the tow float for support.
Using a tow float is especially important in busy or open waters where boats and jet skis operate.
Swim Socks and Gloves for Cold Water
In colder water, extremities lose heat quickly. Swim socks and gloves made from thin neoprene help protect your hands and feet.
Swim Socks: Provide insulation and protect feet from sharp rocks or shells.
Swim Gloves: Help keep hands warm and improve grip if you need to hold onto boats or docks.
These accessories extend your swim time comfortably in chilly conditions.
Navigation Tools for Orientation
Open water swimmers often face challenges with navigation since there are no lane lines or walls.
Waterproof Watches: Many GPS watches track your route, distance, and pace.
Compasses: Some swimmers use waterproof compasses to maintain a straight course.
Landmarks: Learning to sight natural landmarks like trees, buildings, or buoys helps keep you on track.
For example, triathletes use GPS watches to monitor their swim splits and adjust their pace accordingly.
Hydration and Nutrition Gear
Long swims require proper hydration and energy.
Hydration Packs: Some swimmers use small hydration packs or bottles attached to their safety buoys.
Energy Gels or Bars: Easy-to-carry snacks provide quick energy during extended swims.
Planning nutrition helps maintain stamina and avoid fatigue.
Training Aids for Technique Improvement
Certain gear helps swimmers improve their stroke and endurance.
Paddles: Hand paddles increase resistance, building strength.
Pull Buoys: Placed between the legs, they help focus on upper body strength by keeping legs afloat.
Fins: Improve kick technique and increase speed.
Using these tools during pool training prepares swimmers for open water challenges.
Choosing the Right Gear for Your Swim
Selecting gear depends on factors like water temperature, swim distance, and personal comfort.
For short swims in warm water, a swim cap, goggles, and possibly a wetsuit are enough.
For longer swims or colder water, add swim socks, gloves, and a safety buoy.
For competitive swimmers, specialized wetsuits and navigation tools improve performance.
Test your gear in controlled environments before open water swims to ensure comfort and functionality.
Open water swimming is rewarding but demands preparation. The right gear enhances safety, comfort, and performance. Start with essentials like a well-fitting wetsuit, bright swim cap, and reliable goggles. Add safety and navigation tools as you progress. With proper equipment, you can enjoy the freedom and challenge of open water swimming confidently. Get ready to explore new waters with the gear that supports every stroke.



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