What to Wear to Your First Bikram Yoga Class (And What to Leave at Home)

You've booked your first Bikram yoga or Hot yoga class. You know it's hot — 40 degrees Celsius, 40% humidity, 90 minutes, 26 postures. What you probably don't know yet is how much your clothing choice is going to matter.

The right outfit won't make the class easy. Nothing makes Bikram yoga or Hot yoga easy. But the wrong outfit — specifically, the wrong fabric — will make it significantly harder. You will spend mental energy adjusting, pulling, and worrying about things you should not have to think about. The heat is already doing enough.

This guide covers everything you need to know about what to wear to Bikram yoga and Hot yoga: what works, what doesn't, and the one mistake almost every beginner makes on their first class.

First, understand the environment

Bikram yoga is a specific 90-minute sequence of 26 postures and 2 breathing exercises, practised in a room heated to approximately 40 degrees Celsius with around 40% humidity. It was designed this way deliberately — the heat warms the muscles, increases flexibility, and promotes sweating as a detoxification mechanism.

What that means practically: you will sweat more than you have ever sweated in an exercise class. Not dripping-after-a-run sweat. Fully soaked, puddle-on-your-mat, wringing-out-your-clothes sweat. Within the first 15 minutes.

Everything about your hot yoga clothing choice flows from this fact. The question is not just whether your outfit looks good or feels comfortable in the changing room. The question is: how does it behave when it is 100% saturated?

The one rule that overrides everything else: no cotton

If there is a single piece of advice to take from this guide, it is this: do not wear cotton to your first Bikram class. Not a cotton t-shirt, not cotton leggings, not cotton shorts. Not even a cotton blend.

Cotton absorbs moisture rather than managing it. In a normal gym session, that barely matters. In a Bikram class, a cotton t-shirt will become saturated within minutes and then continue to absorb sweat until it weighs noticeably more than when you put it on. It clings. It drags. It makes every pose harder. The phrase that circulates endlessly through hot yoga communities is blunt and accurate: cotton is rotten.

What you want instead is a polyamide fabric with Lycra — that wicks moisture away from the skin and dries quickly. The fabric should feel lighter when wet than cotton does dry.

Leggings or shorts: which is better for Bikram yoga?

This is the question most beginners start with, and the honest answer is: both work, but they work differently. Your choice comes down to two things — your personal comfort level with skin exposure, and how you respond to heat.

The case for hot yoga leggings

Some Bikram practitioners — particularly those newer to the practice — choose leggings. They provide full coverage through every posture, which matters more than you might think when you are bending, twisting, and inverting in front of a wall of mirrors.

Leggings also provide grip. In poses like eagle pose where your limbs are wrapped together, or in any forward fold where thighs press against each other, the fabric creates traction that bare wet skin cannot. And in arm balances, leggings give you a surface to press against.

For your first Bikram yoga class, high-rise yoga leggings or mid-rise yoga leggings in a dark colour are the recommendation. The waistband needs to stay put through forward folds and inversions. Dark colours because they hide sweat patterns, which is a real practical advantage when you are already dealing with heat, difficulty, and a new environment.

One critical caveat: your hot yoga leggings must be squat-proof. Many standard leggings that are perfectly opaque when dry become see-through when wet. Before you wear them to class, do a wet test at home — hold the fabric taut over your hand under a bright light while damp. If you can see through them, you will see through them in class.

Look for hot yoga leggings specifically designed for high-humidity environments: medium-to-heavy weight fabric, at least 190gsm, with a tested opacity claim. Dragonfly's Bikram and hot yoga leggings are built for exactly this — squat-proof, high-rise, and constructed to maintain their shape and opacity wash after wash.

The case for shorts

Hot yoga shorts are cooler — that is their primary advantage. With less fabric against your skin, heat dissipates more easily, and many experienced Bikram practitioners eventually move to shorts as they become more comfortable with the practice and the room.

The trade-offs: bare wet skin slips in certain poses. In crow pose and other arm balances where your arms press against your inner thighs, you lose the grip that leggings provide. Shorts can also ride up in wide-legged seated postures, which becomes a distraction.

If you run very hot and know you struggle with heat, shorts are a legitimate first-class choice. Otherwise, leggings will give you more to work with as a beginner — and less to worry about.

What to wear on top: sports bras, crop tops, and the layering question

Bikram yoga is low-impact — you are moving through static postures, not running or jumping. But the heat and humidity create demands that are specific and often surprising, especially for the top half.

The sports bra question

Most women wear just a sports bra as their top garment in Bikram yoga, particularly once they have a few classes under their belt. The heat makes every extra layer count, and in a 40-degree room, a fitted sports bra with no top over it is significantly more comfortable than adding another piece of fabric.

For your first class, you may not feel comfortable going that minimal — and that is completely fine. But it is worth knowing that sports bra only is standard practice in most Bikram yoga studios, so you will not be alone.

What matters most in a sports bra for hot yoga is not impact support — it is wet performance. Standard sports bras that work perfectly in a regular gym session can lose their shape or slide when fully saturated. Look for a medium-support sports bra with wide straps, a firm underband, and full front coverage. For B cup and above, this is especially important: a bra that loses support mid-class will leave you adjusting rather than practising.

Avoid heavily padded bras. Padding absorbs sweat and adds weight and heat. You want structure without bulk.

Fitted crop tops and tanks

If you prefer more coverage, a fitted crop top or a racerback tank is a solid choice. The key word is fitted — loose tops will fall over your face in standing forward fold and separate leg stretching pose. You do not want to be adjusting fabric while trying to learn 26 new postures in a hot room.

Again, avoid cotton. A fitted synthetic crop top in a moisture-wicking fabric will feel dramatically better by the halfway point of class than anything cotton-based.

The complete first-class outfit — a quick reference

Pull it all together: here is exactly what to wear to your first Bikram yoga class.

Bottom:

Mid-rise leggings in black or another dark colour, made from Lycra, at least medium weight. Confirm they are squat-proof before class.

OR

High-rise fitted shorts in the same fabric type, if you run very hot.

Top:

Medium-support sports bra with wide straps and full front coverage.

OR

Fitted moisture-wicking crop top or racerback tank over a light sports bra.

What NOT to bring:

• Cotton anything

• Loose or baggy tops

• Low-rise leggings with no grip at the waistband

• Heavily padded sports bras

• Two full layers on top — it will be too hot

What else to bring to your first Bikram class

Clothing is the main consideration, but not the only one. A few other things will make your first class significantly more manageable:

A large towel.

To cover your mat (mandatory in most studios, and essential for grip once the mat becomes wet). A standard gym towel is not large enough for the mat. Bring a full-length yoga towel or a large beach towel.

Water.

Most studios allow a water bottle in class. Bring at least one litre. You will lose a significant amount of fluid through sweat, and hydrating during class helps manage the heat.

Arrive early and hydrate beforehand.

Drink well in the hours before class — arriving already slightly dehydrated makes the heat much harder to manage.

One more thing: about how you'll feel in the room

Most people feel some level of self-consciousness walking into their first Bikram class in minimal clothing, in front of a wall of mirrors, surrounded by strangers. This is normal, and it is worth naming directly.

Here is what the Bikram community consistently reports: everyone in the room is focused on their own practice. Nobody is looking at you. The heat and the effort of the 26 postures demand complete internal focus — there is simply no spare attention for judging other people's bodies or clothing choices.

The clothing choices that help most with this: high-rise waistband for security, dark colours to reduce visible sweat, a fit that stays where you put it. Not so you look a certain way — but so you stop thinking about your clothing and start thinking about your practice. That shift, when it happens, is the whole point.

The right hot yoga clothing does not make you invisible. It makes you free to be present.

Ready to put together your first Bikram kit?

Dragonfly's Bikram and hot yoga collection is built specifically for the demands described in this guide: squat-proof, high-rise leggings; medium-support sports bras with full wet-performance; and lightweight, fitted tops that stay put through every posture.

Everything is made in the EU, in our own production facility. Sizing runs true to size with precise measurements in our size guide — not just S, M, and L. Free returns within 90 days.

Shop the hot yoga collection

Not sure about sizing? Our size guide covers leggings, bras, and tops with full body measurements.