What to Wear to the Gym for the First Time: Men's Beginner Guide (2026)

Short answer: for your first time at the gym, wear a comfortable cotton or training t-shirt (or a tank), shorts or joggers that let you squat and lunge freely, clean flat-soled trainers and bring a small towel and a water bottle. Skip jeans, brand-new shoes you haven't walked in and anything so tight or so loose that you keep adjusting it. Black, grey or white is the easiest choice: it looks sharp, hides sweat and goes with everything.

Below: a complete first-day outfit from top to bottom, what to pack in your bag, what to avoid and how to feel confident walking in.

The complete first-day gym outfit

Top: a tee you can forget you're wearing

Your top should let you lift your arms overhead without riding up and shouldn't cling when you sweat. Three good options:

• Regular or athletic-fit tee: the safest choice. The Titan Tee follows the body without squeezing it.
• Oversized heavyweight tee: if you'd rather not show much on day one. A thick tee like the Heavy Tee doesn't cling and keeps its shape. It is basically a pump cover.
• Light tee: if you start with cardio or the gym is warm, go lighter, like the Brawler Tee.

Bottoms: freedom to squat

Shorts that end just above the knee or tapered joggers. Do a deep squat at home before you go: if they pull, pinch or slide down, pick something else.

Shoes: flat and stable

For weights, flat-soled trainers are better than thick running shoes with a soft heel. For mostly treadmill or cross-trainer, running shoes are fine. Most important: shoes you have already walked in.

Optional: a layer for the walk

In autumn and winter, a crewneck or hoodie for the walk there and the first warm-up minutes. The Bloc Crewneck goes over any tee and comes off once you're warm.

What to pack in your gym bag

• Water bottle
• Small towel (many gyms require one on benches and machines)
• Padlock for the locker
• Headphones
• Your gym card or app
• Deodorant and a spare tee if you go to work or school after

What not to wear on your first day

• Jeans or chinos: no stretch, no movement.
• Brand-new shoes: blisters on day one are a great way to skip day two.
• Too-tight compression gear: not needed, and uncomfortable if you're not used to it.
• Very long, baggy shirts: they get caught in machines and in the way on presses.
• Thin white tees: they turn see-through when you sweat. Go heavier or darker.
• Jewellery and watches that dangle: they catch on bars and handles.

Feeling self-conscious? Read this

Almost everyone feels watched on their first day, and almost nobody is actually watching. Experienced lifters are focused on their own sets. A few things that help:

• Wear something you feel good in. That is half the reason gym clothing matters at all.
• Dark or neutral colours keep the attention off sweat marks.
• Go at a quiet time: mid-morning or after 8 pm is usually calmer.
• Bring a plan: three or four exercises written in your phone. Knowing what you're doing is the best confidence boost.

Building your gym wardrobe after week one

Once you train two or three times a week, one outfit isn't enough. A simple rotation:

• 2 to 3 tees (one heavyweight, one athletic, one light)
• 1 to 2 tank tops for upper-body days
• 1 crewneck for cold days and the walk home

For outfit ideas per session type, read our men's gym outfit guide.

FAQ

What should a man wear to the gym for the first time?

A comfortable t-shirt, shorts or joggers with stretch, flat trainers you have walked in, and a towel and water bottle.

Is it OK to wear an oversized t-shirt to the gym?

Yes. A heavyweight oversized tee is comfortable and doesn't cling. Just avoid one so long that it gets in the way on presses and machines.

Should I wear cotton or polyester to the gym?

Both work. Cotton feels softer and doesn't hold odour as much, polyester dries faster. For lifting, many people prefer heavier cotton; for long cardio, lighter fabric.

What colour should I wear to the gym to hide sweat?

Black and dark grey hide sweat best. White works too if the fabric is thick enough not to go see-through.

Start with one good outfit: shop GUERRO tees and tanks. Free EU shipping from €55, and 40% off your third item.