Flex N Flexi Fitness Hub is South Kolkata's most comprehensive premium gym — built over 6,000 sq. ft. in the heart of Kamalgazi, Narendrapur. For over five years, we have been the fitness home of working professionals, students, homemakers, competitive athletes, and first-time gym-goers from across the Rajpur-Sonarpur area.
We are not just a gym with machines and a monthly fee. Flex N Flexi is a structured fitness environment where every member trains with purpose — guided by certified coaches, supported by personalised nutrition advice, and surrounded by a community that keeps showing up. Under one premium roof in Kamalgazi, we bring together strength training, yoga, MMA and Karate, fat loss programmes, bodybuilding, injury rehabilitation, and personal training — all designed to deliver real, visible, lasting results.
Five years. Hundreds of transformations. One address.
Every programme at Flex N Flexi is built backwards from one question — what result does this member need? Our trainers do not hand you a generic routine and leave you to it. From your first day, you receive a fitness assessment, a structured programme mapped to your specific goal, and ongoing progress tracking.
Real fitness is not just about how much you can lift. It is about how well your body moves, recovers, and holds up over time. At Flex N Flexi, our programmes are intentionally designed to build both — strength training for power and body composition, yoga and mobility work for flexibility, recovery, and injury prevention.
The gym you keep showing up to is the one where you feel like you belong. At Flex N Flexi, we have built something that goes beyond trainer-and-member transactions. Our members cheer for each other, push each other on hard days, and celebrate every milestone — from the first unassisted pull-up to the first stage at a physique competition.
Whether you are 17 or 55, taking your first step into fitness or striving to achieve advanced performance goals, Flex N Flexi Fitness Hub is designed to support every stage of your fitness journey. Located in the heart of Kamalgazi, we have built a training environment that combines professional guidance, modern equipment, personalized attention, and a motivating community to help you become the strongest version of yourself.
Many gyms focus only on bodybuilders or experienced athletes. At Flex N Flexi, we believe fitness is for everyone. Our members include students, working professionals, homemakers, senior citizens, weight-loss seekers, strength enthusiasts, and individuals simply looking to live a healthier lifestyle.
No matter your age, experience level, or fitness goal, you will find a supportive environment where you can train comfortably and confidently.
A gym is only as good as the people on its floor. At Flex N Flexi, our training team brings together rare depth — martial arts mastery, competitive powerlifting, physique training, rehabilitation science, and elite personal coaching. These are not just gym instructors. They are practitioners who live what they teach.
MMA Specialist
MMA Specialist
Power Lifter
Power Lifter
Competitive Athelete
Competitive Athelete
Acting & Modeling
Acting & Modeling
No commitment. No payment. No pressure. Just three full days to train in our facility, work with our coaches, and experience what a premium gym in Kamalgazi actually feels like. Spots for our free trial are limited, so we recommend securing yours before your batch fills up.
Fill in the form below and our team will reach out to confirm your trial days.
Flex N Flexi is the largest and most premium gym in kamalgazi, Narendrapur. This gym is famous for the ambience, equipment and training quality. Also this gym is the highest rated and reviewed one in this area.
Our doors are open at 06:00AM-23:00PM
