Chi sao, often called sticky hands, is a Wing Chun partner drill where two people keep their forearms in light contact and roll through set positions. It trains sensitivity: feeling where pressure comes from and responding without thinking. It is a training method, not a fight, and it’s the drill most people picture when they think of Wing Chun.
Wing Chun is the art I’ve trained longest, about 20 years in that one system, and I’ve taught adult beginner Wing Chun classes, where chi sao is usually introduced slowly once students have a feel for the first form. This guide explains what it is, what it really trains and what to expect.
- Chi means sticky, not energy. The chi in chi sao is a different word from the chi (qi) in qigong or tai chi.
- It’s a sensitivity drill. Chi sao trains touch reflexes, structure and relaxation, not fighting on its own.
- Beginners start with single sticky hands. Dan chi sao comes before the two-handed rolling drill.
- Relaxed and slow wins. Muscling your partner is the most common beginner mistake and teaches nothing.
- It must be learned with a partner in class. You can prepare alone, but the drill itself needs a coach and a cooperative partner.
Jump to a sectionIn this article12 sections
- What Is Chi Sao?
- What Chi Sao Training Really Builds
- The Three Arm Positions Behind Chi Sao
- Chi Sao Drills for Beginners
- Common Chi Sao Mistakes
- What Your First Chi Sao Class Looks Like
- Chi Sao Training Safety
- Chi Sao Exercises You Can Do Alone
- Chi Sao vs Tai Chi Push Hands
- Your This-Week Plan
- Quick Questions
- The Bottom Line
What Is Chi Sao?
Chi sao is Cantonese for “sticking hands.” Two partners stand facing each other, arms touching at the forearms, and move through a set pattern while keeping that contact. When one person’s position opens up, the other learns to feel it and move into the gap.

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That’s the core idea: instead of relying on your eyes to see a movement coming, you learn to feel it through touch. At close range, touch can be faster than sight.
Chi Sao Sticky Hands: A Quick Note on the Name
A question I hear a lot is whether chi sao has something to do with chi as internal energy. It doesn’t. The Chinese character for this chi means sticky, and the drill is named for the way your arms stick to your partner’s.
What Chi Sao Training Really Builds
Chi sao gets mythologized online, so it helps to be specific about what it actually develops.
- Contact reflexes. You learn to respond to a change in pressure quickly, without stopping to think.
- Structure under pressure. If your elbow drifts out or your shoulder lifts, your partner will feel the weak spot.
- Relaxation. Tension makes you slow and easy to read. Chi sao rewards staying soft but connected.
- Centerline awareness. Every position aims to protect your centerline and find your partner’s.
- Calm at close range. For many beginners, being this close to another person is new. The drill makes it familiar.
What it does not do is replace sparring. Chi sao is a cooperative drill with rules, and a good teacher will be honest about that. My take on whether Wing Chun is effective goes deeper into that question.
The Three Arm Positions Behind Chi Sao
Chi sao uses shapes you first learn in siu nim tao, the first Wing Chun form. Three of them matter most:
- Tan sau: a palm-up arm with the elbow in, used to deflect and occupy the centerline.
- Bong sau: a wing-shaped arm with the elbow higher than the wrist, used to redirect pressure.
- Fook sau: a bent-wrist hand resting over your partner’s arm, covering and feeling.
In the main rolling drill, one partner’s arms cycle through tan sau and bong sau while the other partner’s arms sit in fook sau, and then they switch roles.
Chi Sao Drills for Beginners
Most schools build chi sao in stages. The names and order vary a bit between branches, but this is a common path.
| Drill | Stage | What It Teaches |
|---|---|---|
| Dan chi | First | One arm each, a simple cycle of tan, palm and fook |
| Luk sau | Second | Two-handed rolling with steady forward pressure |
| Pak sau | Second | Clearing an arm with a quick slap, then returning |
| Lap sau | Third | Pulling an arm and striking in a smooth cycle |
| Free chi | Later | Rolling with light, unscripted attacks and defenses |
Dan Chi Sao (Single Sticky Hands)
Each partner uses one arm. One person rolls through tan sau, a palm strike and fook sau, while the other answers with matching positions. It’s slow, simple and the right place to learn contact pressure.
Luk Sau (Rolling Hands)
This is the two-handed drill most people mean when they say chi sao. Both partners keep both arms in contact and roll smoothly between tan, bong and fook positions without stopping.
Pak Sau and Lap Sau Drills
Once rolling is smooth, teachers add simple techniques inside the roll. Pak sau slaps an arm aside; lap sau pulls an arm briefly while the other hand strikes, slowly and with control.
Common Chi Sao Mistakes
In the Wing Chun classes I’ve taught, the same beginner habits show up almost every time. They’re normal, and each one has a simple fix.
- Pushing too hard. Heavy pressure feels strong but makes you easy to pull off balance. Aim for the weight of a hand resting on a table.
- Chasing hands. Your job is to protect the centerline, not to follow your partner’s arms wherever they go.
- Watching the hands. Look softly at your partner’s chest or throat area and let your arms do the feeling.
- Forgetting the stance. If your legs go stiff or your hips lean back, your arms lose their support.
- Trying to win. Chi sao isn’t a contest. Treat it as a conversation where both people get better.
What Your First Chi Sao Class Looks Like
Picture your first session: a short warm-up, some form practice, then a partner who shows you dan chi sao in slow motion. You’ll probably spend most of the time on one arm, getting the positions right, and the coach will adjust your elbow more than once.
It can feel awkward to stand this close to someone. That’s completely normal and fades quickly with a patient partner.
Chi Sao Training Safety
Chi sao looks gentle, and at the beginner stage it should be. A few ground rules keep it that way:
- Agree on speed and pressure. Before you start, both partners agree to go slow and light.
- Control every strike. Hands should stop well short of the face, or touch the chest lightly at most.
- Say stop or tap out when you need to. Any time you feel overwhelmed or something hurts, pause the drill; your partner should stop immediately.
- Keep wrists and elbows relaxed. Forcing a position can strain the wrist or elbow joints.
- Only practice with trained partners. Don’t teach chi sao to friends or family who haven’t learned it in class.
A good school pairs beginners with patient, experienced partners for exactly this reason.
Chi Sao Exercises You Can Do Alone
You can’t do real chi sao without a partner, but you can prepare for it at home.
- Slow siu nim tao. Practicing the first form slowly is the best solo preparation for chi sao.
- Shadow the rolling arms. Move one arm through tan sau, bong sau and fook sau in front of a mirror, checking that the elbow stays in.
- Wall touch drill. Rest a forearm lightly against a wall and roll it gently through the positions, keeping light contact.
- Shoulder and wrist mobility. Circles and gentle stretches keep the joints comfortable.
If you’d like more ideas, my guide to martial arts drills at home has plenty of safe solo options.
Chi Sao vs Tai Chi Push Hands
People often search chi sao and tai chi together, and the comparison makes sense. Tai chi has its own partner sensitivity drill, push hands, where partners keep contact and practice yielding and redirecting.
The main differences are focus and range. Push hands is usually slower and more about whole-body balance and uprooting, while chi sao keeps the hands closer to the centerline and blends in quick strikes. Both teach you to listen through touch. If you’re curious about the tai chi side, start with my tai chi guide.
Your This-Week Plan
- Day 1: Practice siu nim tao slowly, or the slow section only, for ten minutes.
- Day 3: Shadow tan sau, bong sau and fook sau in a mirror for three rounds of two minutes.
- Day 5: Do the wall touch drill for five minutes, focusing on relaxed shoulders.
- This weekend: Visit a Wing Chun school and ask when and how they introduce chi sao.
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Get the free routine card →Or read the chair tai chi guideQuick Questions
Is Chi Sao the Same as Sparring?
No. Chi sao is a cooperative drill with a set structure and agreed pressure. It builds reflexes and structure, but sparring is still needed to test skills against a resisting partner.
When Do Beginners Start Chi Sao?
Many schools start single sticky hands within the first few months, once students know the first form. Two-handed rolling usually follows after that.
Can Women Learn Chi Sao with Bigger Partners?
Yes. Chi sao rewards relaxation and position more than strength, and good partners adjust their pressure. Tell your partner or coach if the pressure feels like too much.
Can I Learn Chi Sao Alone?
You can prepare alone with the first form and shadow drills, but the drill itself needs a trained partner and a teacher watching.
More from this series: start with my martial arts for beginners guide, then see my guide to the wing chun chain punch.
The Bottom Line
Chi sao is a relaxed, touch-based Wing Chun drill that trains sensitivity, structure and calm at close range. Start with single sticky hands, keep the pressure light, and learn it with a teacher and a cooperative partner.
I’m a certified personal trainer and longtime Wing Chun practitioner, not a physician, and this article is for general education. If you have wrist, elbow or shoulder problems, a recent injury, or another health concern, check with your doctor or physical therapist before starting martial arts training.
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