Collection: Men’s Bodybuilding Clothing – Old-School Gymwear

Bodybuilding Clothing in Oldschool Style – the Golden Era, Reimagined

The golden era of bodybuilding had a look you recognise instantly: loose tank tops, body-hugging muscle shirts and cotton that looks like real training. In the legendary gyms around Venice Beach, a style was born that still shapes how strength sport feels today.

That's exactly the spirit our bodybuilding clothing brings into the here and now – not as a costume, but as honest gym wear for men who train hard and know where the sport comes from. Oldschool aesthetics, combined with modern cuts, clean construction and materials made for training.

If you're looking for bodybuilding clothes that do more than carry a logo, you're in the right place. Every piece is built to show the shape you've worked hard for while still giving you full freedom of movement – in the gym, on the training floor and on the way into everyday life.

Cotton as the Base – a Real Oldschool Feel

Most of our bodybuilding apparel is made from pure cotton or a rugged cotton blend. That's no accident – it's a deliberate choice. The legends of the golden era didn't wear shiny polyester jerseys; they wore heavy cotton tanks that gained more character with every session.

Cotton sits soft on the skin, feels natural and fits this honest oldschool look perfectly. Our stringers and muscle tees in 100% cotton give you exactly that authentic feel on the body.

For hoodies and pants we mostly use a cotton-polyester blend, often 80/20. That keeps the cotton character while giving the pieces a bit more durability and shape retention. For especially sweaty sessions, our Aesthetic Gym Shorts add lightweight polyester models with a mesh liner – a deliberate quick-drying exception for heat, cardio and summer training.

Muscle-Fit or Oversized – the Right Cut for Your Look

Bodybuilding clothing lives and dies by the cut. At Gym Generation you'll find both worlds: close-to-body fits that show your shape, and looser oldschool cuts that bring that classic gym vibe.

The muscle fits sit tighter, emphasise chest, shoulders and arms and put your definition clearly on display. That's the right call when you want to show what you've built.

The looser oldschool cuts and oversized pieces sit more relaxed, give you more freedom of movement and nail the classic Venice Beach look. On chest, shoulder or back days especially, this cut feels right, because nothing restricts you.

Our stringers with a deep armhole are the strongest expression of this look: a free shoulder line, good ventilation and uncompromisingly built for aesthetics.

Bodybuilding Apparel for Your Whole Training Week

Our bodybuilding clothes cover everything you need in the gym and around training. You'll find stringer tank tops in 100% cotton with prints that stand for something – from "Veni Vidi Vici" and the Spartan helmet to "No Pain No Gain".

Alongside them are gym tank tops and muscle tees for anyone who wants a bit more fabric than a stringer but keeps the body-hugging look. Oversized shirts bring the relaxed oldschool vibe. Hoodies in a cotton blend see you through cold days, warm-ups or the walk to the gym.

For your lower half, you'll find matching training pants and shorts that don't get in the way of leg work and round off the look cleanly. All in clean colours and with the branding that defines Gym Generation – visible, but never overloaded.

Bodybuilding Is More Than Training

For you, strength sport is more than a hobby: discipline, hard sets, repetition, building. Your bodybuilding clothing should show exactly that, not hide it.

Our collection is made for beginners just as much as for experienced athletes – for anyone who takes the training floor seriously and shows what they stand for in everyday life too. From your first real stringer to the hoodie you wear for years: this is strength-sport apparel with attitude, not a short-lived trend.

Looking for the full outfit? Pair a stringer with gym shorts for training day, or an oversized hoodie with long joggers for the way to the gym. You'll find more pants, shirts and hoodies in their own categories.

Bodybuilding Clothing by Gym Generation

We know the gym from the inside. Since 2013 we've been developing apparel for people who really train – which is why we know what a stringer has to withstand and how a muscle tee should sit.

More than 60,000 customers, a rating of 4.7/5 from over 1,000 reviews and three appearances at FIBO in Cologne stand for bodybuilding apparel with substance instead of empty promises. As a Swiss brand, we ship directly from our own Swiss warehouse, usually within 1–3 business days.