SlackBoard
One Line
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One line balance training only
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More challenging from Day 1
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Use for fitness or play
$199.99 $159.99
Design: Caesar11 designs
Model: SlackBoard
Help me chooseUpgrade for just $12.50. Start on 2 lines, then switch to 1 later.
Bundle and save with accessories
Designed for Results
SlackBoard stretches a real GIBBON SlackLine across a curved wooden base. The low-profile design keeps you close to the ground, so stepping off is easy. The lines move under your feet, so your feet, ankles, knees and core make constant small corrections. That is what builds stability, coordination and focus.
Stability
Strengthen stabilizer muscles and body awareness.
Focus
Improve concentration and expel excess energy.
Confidence
Move through daily activities with ease and assurance.
Fun
Balancing, jumping, workouts or tricks. Never boring.
Arrives assembled
Supports 400 lbs
Free Balance app
2-year warranty
Designed for Results
SlackBoard Plus stretches real GIBBON slacklines across a curved wooden base. The low-profile design keeps you close to the ground, so stepping off is easy. The lines move under your feet, so your feet, ankles, knees and core make constant small corrections. That is what builds stability, coordination and focus.
Stability
Strengthen stabilizer muscles and body awareness.
Focus
Improve concentration and expel excess energy.
Confidence
Move through daily activities with ease and assurance.
Progression
Balancing, jumping, workouts or tricks. Never boring.
Arrives assembled
Supports 400 lbs
Free Balance app
2-year warranty
Made for Families
Kids build balance, coordination and confidence while they play. It's a screen-free way to burn off energy, and the low profile makes for an easy step down.
“Originally looking for additional ways to add balance and body awareness for our budding young athlete, the SlackBoard has become the family toy of choice.”
Paul L.
Fit quick sessions into your day: an active break between meetings, a balance challenge while you watch TV, or a full workout with the free app.
“Super engaging and great way to work on balance and core strength. Low profile and fits perfectly in my house.”
David H.
Strengthen stabilizer muscles, enhance body awareness and sharpen reaction time. Coaches use it to add balance games and challenges to every session.
“I bought this for my gym and my clients have gone nuts over it! We use it everyday and play little balance games.”
Jason M.
Train your balance close to the ground and at your own pace, so daily activities feel easier. Start with the guided beginner videos and progress as you improve.
“I am over 65! I bought one for myself (love it) the tutorials online are great. Progress is fast! Targets balance and core - very versatile.”
Margaret L.
Made for Families
Kids build balance, coordination and confidence while they play. It's a screen-free way to burn off energy, and the low profile makes for an easy step down.
“Originally looking for additional ways to add balance and body awareness for our budding young athlete, the SlackBoard has become the family toy of choice.”
Paul L.
Fit quick sessions into your day: an active break between meetings, a balance challenge while you watch TV, or a full workout with the free app.
“Super engaging and great way to work on balance and core strength. Low profile and fits perfectly in my house.”
David H.
Strengthen stabilizer muscles, enhance body awareness and sharpen reaction time. Coaches use it to add balance games and challenges to every session.
“I bought this for my gym and my clients have gone nuts over it! We use it everyday and play little balance games.”
Jason M.
Train your balance close to the ground and at your own pace, so daily activities feel easier. Start with the guided beginner videos and progress as you improve.
“I am over 65! I bought one for myself (love it) the tutorials online are great. Progress is fast! Targets balance and core - very versatile.”
Margaret L.
Getting started
Your board arrives fully assembled, with everything you need balance training.
100+ guided videos take you from your first steps to full workouts. No subscription.
As your balance improves on one line, add jumps, squats and tricks when you're ready.
Getting started
Your board arrives fully assembled, with everything you need for one-line or two-line training.
100+ guided videos take you from your first steps to full workouts. No subscription.
Go from two lines to one line as your balance improves. Add jumps, squats and tricks when you're ready.
Comparing Models
One Line
One line balance training only
More challenging from Day 1
Use for fitness or play
$199.99 $159.99
One or Two Lines
One or two line balance training
More versatile training from Day 1
Use for fitness, recovery, or play
Works well with standing desk
$229.99 $172.49
Comparing Models
One Line
One line balance training only
More challenging from Day 1
Use for fitness or play
$199.99 $159.99
One or Two Lines
One or two line balance training
More versatile training from Day 1
Use for fitness, recovery, or play
Works well with standing desk
$229.99 $172.49
Just $12.50 more for two-line support
Not sure? Plus grows with you: start on two lines and switch to one when you're ready.
The difference
SlackBoard
Alternatives
Uses SlackLine modality
Low-profile design
Fun for the whole family
Endless balance challenges
Offers free Balance App
Arrives fully assembled
Holiday returns until Jan 31
The difference
SlackBoard Plus
Alternatives
Uses SlackLine modality
Low-profile design
Fun for the whole family
Endless balance challenges
GIBBON Balance App
Ships fully assembled
Return until Jan 31 · 2-year warranty
Peer-reviewed study
In an 8-week UCLA study, people who trained on a double-line SlackBoard improved their balance more than those who trained with conventional training tools.
3×
bigger gain in dynamic balance (Y-Balance reach)
2×
less sway on a wobble board
4×
more backward-diagonal reach
Median change after 8 weeks, SlackBoard training vs conventional balance training.
Yes. The two-line SlackBoard Plus is a great fit for a standing desk, with a wider, more stable platform for balancing while you work.
Yes! Through our partner Truemed, qualified customers can pay with HSA or FSA funds at checkout.
The SlackBoard is compact and easy to move or store.
Even a few minutes a day makes a difference. In an 8-week UCLA study, people who added 15–20 minutes of SlackBoard training three times a week improved their balance more than people who trained with other balance trainers. Read the study.
Absolutely. SlackBoards are made for all ages and ability levels, from kids and first-timers to seniors, and they're used in physical therapy and rehab settings.
Want a little more stability? The two-line SlackBoard Plus gives you extra support, and you can add a SlackBoard Pole for a steady point of contact while you build balance and confidence.
Absolutely! The SlackBoard sits low to the ground, so if you lose your balance, you just step off and try again.
Yes. The low-profile design keeps you close to the ground, so if you lose your balance, you can simply step off. The line creates a gentle bouncing effect that’s easy on your joints.
Yes. The free GIBBON app includes 100+ training videos with programs for kids, adults, and seniors. It’s available on iOS and Android, with no subscription required.
Nope! Your SlackBoard arrives fully assembled, with the line already installed and tensioned. Just unbox it and step on.
Every board includes a tensioning dowel and instructions to re-tension anytime. The SlackBoard Plus and Pro also include everything you need to switch between one- and two-line setups.
The single-line SlackBoard is a great choice if balance training is your main goal. Even a few minutes a day challenges your balance while working your lower body and core.
Want more stability and versatility? The SlackBoard Plus comes with two lines for a wider, more stable platform. Most first-timers find it easier to get started on, and it’s great for workouts, squats, standing desks, kids, and older adults. You can also easily switch to a single line when you’re ready for more of a challenge. It’s like getting two boards in one.
We’re confident you’ll love your SlackBoard. If it’s not the right fit, you can return it within 30 days for a full refund, minus return shipping costs.
Shopping for the holidays? We’ve extended our return window, so purchases made between October 15 and December 31, 2026 can be returned through January 31, 2027.
We offer a 2-year warranty on all GIBBON products, which covers manufacturing defects or failure caused by normal use.
Your SlackBoard arrives fully assembled with the line already installed, so you’re ready to get started. It also includes the Roll and Lock dowels, line clip, and tensioning rod.
For the best performance, we recommend 400 lb (181 kg) or less. Heavier users may find the line loses tension a little faster, which is normal and easy to fix by re-tensioning.
It's a great choice if balance training is your main goal. Even a few minutes a day challenges your balance while working your lower body and core.
The SlackBoard Plus and SlackBoard Pro come with two lines installed and include a single-line clip, so you can easily switch between two-line and single-line setups. Check out our Training page for step-by-step conversion videos.
The SlackBoard Plus comes with two lines, creating a wider, more stable platform. It’s a versatile option for balance training, workouts, kids, standing desks, and anyone who wants a little more stability. Want more of a challenge? Use the included single-line clip to convert it to a single-line setup.
Absolutely! The SlackBoard sits low to the ground, so if you lose your balance, you just step off and try again.
Nope! Your SlackBoard arrives fully assembled, with the line already installed and tensioned. Just unbox it and step on.
Every board includes a tensioning dowel and instructions to re-tension anytime. The SlackBoard Plus and Pro also include everything you need to switch between one- and two-line setups.
For the best performance, we recommend 400 lb (181 kg) or less. Heavier users may find the line loses tension a little faster, which is normal and easy to fix by re-tensioning.