Ordered ultimate heat bundle on Black Friday deal. Very happy with all and true to word about warmth. Use for motorbiking and the ultimate heat rub is perfect from 10 degrees and below. Gonna or... See more
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Zerofit is a Japanese specialist baselayer brand which was founded by Mr Koji Higashi in 2005. It launched in the UK and Europe in 2018 before further expansion into North America in 2020 and Australasia in 2021. The award-winning Heatrub Ultimate baselayer was unveiled to the Japanese public in 2011 and since then hundreds of thousands of outdoor enthusiasts have discovered the benefits of that best-in-class product. Independently tested and proven to be five times warmer than a standard baselayer, the Heatrub Ultimate has become a must-have item in the coldest months of the year and, such was the popularity of the baselayer, Zerofit now offer leggings and socks made from the same material, with waterproof gloves and mittens also available for complete protection against the elements. Other key products include the Heatrub Move baselayer, which features Adaptable Warmth Technology, keeping you warm while at a standstill but also temperature regulation when you’re working up a sweat. For the summer months, the Cold Skin baselayer is three times colder than a competitor product, while the Ice Weave is the master when it comes to wicking excess sweat in the hottest conditions. Motorcyclists have discovered the astonishing performance of the IceSkin baselayer, which offers cool contact performance and optimal moisture wicking in the hottest of conditions. Following exponential growth across industries including motorcycling, angling, running, hiking, sailing, golf, gardening, birdwatching and equestrian sports, Zerofit welcomed a new shareholder and ambassador in February 2023 - Brian O'Driscoll, the former Leinster, Ireland and British & Irish Lions rugby captain in order to help further enhance the business across multiple categories. Zerofit is the proud supplier of baselayers to more than 80 elite motorcyclists in the bennetts BSB Championship, WorldSBK, North West 200 and the Isle of Man TT. The likes of Glenn Irwin, Scott Redding, Peter Hickman are just three of the best to rely on our baselayers for complete comfort and performance. In April 2025, acclaimed broadcaster and adventure rider Charley Boorman joined the Zerofit brand as an ambassador. The European HQ of Zerofit is in County Antrim, Northern Ireland, with further offices in Adelaide, Australia and San Diego in the US. Specialist customer service teams in each country ensure prompt and accurate delivery of products as the brand continues to grow globally. Whatever your sport or activity, we hope Zerofit will become your baselayer brand of choice.
Contact info
78B Front Road, BT27 5JX, Drumbo, United Kingdom
- 02896-013757
- info@zerofit.co.uk
- zerofit.co.uk
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Warmest underwear
The product is amazing, the zerofit vest and socks are the warmest things, great quality would recommend to anyone who feels the cold, great for playing golf.
Good would have been better
Good would have been better, but each time no free hat that came with a code, had to chase up on it but then was quickly sorted

Reply from Zerofit
So comfortable
So comfortable, snug and warm. This is the first pair of Zerofit leggings I have bought to accompany my tops. They are ideal for chilly, windy weather.
Very prompt with order
Very prompt with order, excellent products, really helpful people at the end of the telephone line ( which makes a pleasant change)
Would highly recommend.
Golf Glove.
I have base layers (for golf) which I find excellent in terms of fit and function. Most recently I have purchased golf gloves. These are excellent and have dry weather soft feel while still functioning well in wet conditions. Dispatch is timely.
Very efficient service and I love the…
Very efficient service and I love the base layer
the base layer is very warm
the base layer is very warm, and ideal for cold weather.
the only thing that could be improved is the sleeves which I find are about 2-3 inches short for me.
After sales service .
I ordered my size but it was a bit snug, so contact Zerofit by E-mail and they sent me the next size up so I could compare them.
Absolutely great customer service.
And the top was brilliant and kept me nice and warm.
Improved comfort levels
My husband noticed an immediate rise in temperature as soon as he put the base layer and leggings on. He is now very comfortable working outside during this present cold weather and is considering buying a second set.
lovely warm socks
lovely warm socks. Well packaged and arrived when expected. Thank you.
Love these cosy tops
Love these cosy tops.
Found that I need the large in the Ultimate heat but only medium in the move ? Not sure why but I love being warm on the golf course or out walking and this does the job.
Although unisex I’d say they were really for men as they are long ( good to tuck in) and no darts for the bust. Still happy though.
Fantastic and personal customer…
Fantastic and personal customer service. They understand their customers and are enthusiastic about the sports they participate in. Great products that double up as my gym and training gear when not underneath my leathers so works out great value too.
Excellent product the most comfortable…
Excellent product the most comfortable and warm socks I’ve ever owned
Loved the Ultimate base layer so much I…
Loved the Ultimate base layer so much I bought the socks and about to get the leggings too! The move base layer is great for an active day, and the ice layers (which I haven't yet used) seem perfect for under leathers on a hot day.
Very good customer service and help…
Very good customer service and help from Caroline Irvin in sorting out my query regarding an order.
Very pleased with the heatrub ultimate base layer.
Great product
Great product, bought as a present. The base layer can take a little while to dry when it’s washed but overall very happy.
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