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.

a man is swimming in the pool wearing buoyancy shorts the photo is taken from under the water with the person swimming above
beginner triathlon
Improve Your Triathlon Swim Technique Using Buoyancy Shorts
Discover how buoyancy shorts can improve your swim technique, boost confidence, and transform your triathlon training.
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a flag with the Ironman Triathlon logo and words world championship on it, against a backdrop of ocean
triathlon
Ten Years, One Target: The Journey to Achieving My Ironman World Championship Dream
How to qualify for the Ironman World Championship: a journey built on consistent training, setbacks, race strategy, resilience, and unwavering self-belief.
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a man and a woman are facing the camera, both stood next to the start line the swim start of a triathlon wearing their wetsuits and brigh colpured swim caps
beginners triathlon
Strength Training for Triathletes and Swimmers - Build Power and Prevent Injuries
Discover how strength training for triathletes boosts performance, prevents injury and improves swim, bike, and run efficiency with simple, proven exercises.
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a triathlon transition showing all bikes racked on racks and lots of kit each side, all on a red carpet
beginners triathlon
How To Manage Triathlon Transitions T1 & T2 For Faster Race Times
Learn how to master triathlon transitions T1 & T2 with expert tips on setup, race-day strategy to save time & how to avoid mistakes for faster, smoother results.
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a group of people are swimming in the open water event, with a buoy in the water to turn around
beginners openwaterswim triathlon
How to Train for Triathlon Open Water Swims in UK Lakes and Seas
Triathlon and Open water swimming are having a big moment in UK. With huge events like Ironman Leeds, the London T100, the Great North Swim and Swim Serpentine drawing record...
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Anti fog goggles blog hero ZONE3 venator-x
Beginners open water swim Triathlon
A Complete Guide to Choosing the Best Anti Fog Swimming Goggles
Choosing the best pair of anti fog swimming goggles can make a significant difference in your swimming experience. Whether you're training for a triathlon, swimming laps for fitness, or just...
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3 people are chest deep in the water all wearing zone3 wetsuits, swim caps and goggles, floating in a line
beginners triathlon
Swimming in Skins vs. Wetsuits vs. Swimskins: What Triathletes Need to Know
The difference between swimming in skins, wetsuit and swimskins in a triathlon. Know what to wear for non-wetsuit legal triathlons.
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Zayd (swimming mantis coach) is surrounded by swimmers wearing wetsuits, all facing the camera. they are all in the sea.
Beginners open water swim Triathlon
Open Water Swim Safety Tips For Newbies and Seasoned Swimmers
Open Water Swim Safety Tips for newbies can make all the difference in helping you feel confident, calm, and in control in lakes and the ocean.
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a group of people are at the swim start facing the water all with green swim caps on.
beginners triathlon
Zone3's Blenheim Palace Triathlon 2025 recap
Zone3 share a roundup of Blenheim Palace Triathlon 2025 - community, kit checks and ambassador racing energy - as official swim partner.
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a pair of orange zone3 goggles with blie tinted lense is being held - the photo is a close up of the goggles
Beginners openwaterswim Triathlon
Your Triathlon and Open Water Swim Event Kit List
Your comprehensive triathlon kit list. Know what to pack for your swim, bike, run, and race-day essentials to boost performance and confidence.
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two triathletes have their back to the camera walking with their bikes, they are wearing colourful zone3 trisuits and helmets
Triathlon
Tips to Avoid Plateaus in Triathlon Training
Avoid training plateaus with expert triathlon tips. Learn how to periodise, recover, and adapt to keep progressing at every level.
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Harry Palmer professional triathlete wearing the vanquish x wetsuit , orange swim cap and volare goggles
athletes Triathlon
Athlete approved - What Triathlon Kit Are the Pros wearing
What are the pros wearing to stay ahead of the pack? Here's a look at the high-performance triathlon kit that fuels podium finishes and personal bests.
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