Inside Zone3
Inside Zone3 explores the world around swim, triathlon and open water — from the athletes and environments that inspire us, to the thinking behind the products we create. Considered, practical and shaped by experience, it’s a space for stories that reflect how we approach performance, progression and life in the water.
Triathlon wetsuit panels do specific jobs: buoyancy lifts your legs, flexibility frees your stroke. See how each Zone3 panel helps you swim faster for less effort.
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Triathlon goggle mistakes cost you time in the water. Fix lens tint, seal, fog and fit with Zone3's race-day goggle guide for faster, calmer open water swims.
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To choose your first triathlon wetsuit, match three things: a snug, second-skin fit with no air pockets, the buoyancy and flexibility your swim needs, and a neoprene thickness suited to...
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A triathlon transition bag keeps your kit organised by giving every item a fixed place: separate compartments for swim, bike, and run gear, a waterproof section for a wet wetsuit,...
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A middle-distance triathlon, also called a 70.3 or half Ironman, covers a 1.9km swim, a 90km bike and a 21.1km run. It sits between the Olympic distance and the full...
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Women In Tri UK was founded to remove the barriers that stop women from participating in triathlon. They provide financial support, mentorship, training resources and a welcoming community.
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Marathon runner turned triathlete Anya Culling on training for Ironman Copenhagen: how long it takes, swim and bike tips, and starting triathlon as a runner.
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A strong swim makes you more competitive in the water and saves you energy for your bike and run so building your swim endurance should not be overlooked.
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Top triathlon swim tips and drills to incorporate into your trainiing Below you will find the part of the swim technique to focus on, why it is important and which...
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Triathlon training routines, rituals and mental resets that actually work. Real tips from Zone3 athlete and British IRONMAN record holder Kieran Lindars.
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Training for your first triathlon? Discover the essential triathlon kit you actually need, including beginner wetsuits, tri suits, goggles and race-day accessories from Zone3.
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Triathlon swimming is often the most technically demanding parts of race day. Open water conditions, race nerves, and the need to conserve energy for the bike and run make the...
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