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Marvin is a television presenter, and health & fitness professional working in the fitness industry for a number of years.


Marvin's aim is helping people become the best versions of themselves both physically and mentally.

His own series on Sky called ‘Fit In 5’ has had over 5 million downloads and has featured 

Melanie Sykes, Kirsty Gallacher, Sarah-Jane Mee, Lisa Snowdon, Gethin Jones and Kelly Brook.

“It’s not often you use a product that does exactly what it advertises, the Core Master is a GAME-CHANGER, it’s a great start for someone who is new to fitness and a challenge to regular gym users. 


I’m so excited to be part of an evolution of what is going to be the industry standard in every gym and Personal Trainers hands in the world” 


Honey found her passion for fitness when training in musical theatre at Italia Conti Academy of Theatre Arts. After graduating she trained to become a personal trainer and hasn't looked back. 

Honey started working at her local gym before getting ​her dream job at Barrys. She is a sucker for technique and finding and strengthening the foundations to lift heavier in a safe manner.

"I am so excited to be part of the Core Master brand due to it being such a great addition to the fitness industry. It creates such a great core foundation whilst being exciting to use and a challenge to overcome. 

A strong core means a strong physique, strong foundations and strong mind, which is everything that I stand for."


Dean is a personal trainer with a unique vision. Driven by a passion for wellbeing of body and mind, his background in engineering allows him to combine the workings of the body with the equipment he uses to help clients achieve their goals.

Dean invented the Core Master, a unique and effective piece of equipment designed to strengthen and tone abdominal muscles.

As designer and inventor of the Core Master, Dean ensures that the body works perfectly in sync with the machinery it uses.

“The Core Master not only works the core better than I’d ever imagined... it works the WHOLE BODY, gets the heart rate up and burns fat all at once!

It strengthens from the deep core muscles through to the outer six pack abdominals ALL AT ONCE!”

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