gripjammers
Wooden Finger Strength Training Board - 1 Pair
Wooden Finger Strength Training Board - 1 Pair
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Build stronger fingers, improve grip endurance, and train anywhere with this portable wooden finger strength trainer – designed for rock climbers, boulderers, calisthenics athletes, and grip sport enthusiasts.
Whether you’re training for your next V-grade or building crushing grip strength for overall performance, this compact hangboard-style grip trainer delivers professional-level training in a portable format.
✅ 7 Grip Training Possibilities
Train multiple grip types in one compact tool:
- 10mm edge (advanced)
- 15mm edge
- 20mm edge
- 25mm edge (beginner-friendly)
- 1-finger pocket
- 2-finger pocket
- 3-finger pocket
- 4-finger pocket
Perfect for:
- Half crimp training
- Open hand grip
- Pocket strength
- Progressive overload training
🌲 Premium Wooden Construction
- Made from smooth, skin-friendly layered wood (comes with sandpaper to customize smoothness)
- Comfortable on fingers (less harsh than resin/plastic)
- Rounded edges to reduce skin damage
- Durable and strong for bodyweight hangs
- Wood absorbs moisture better than plastic, making it ideal for serious climbers who train hard.
Care Instructions (Chalk Bags)
Care Instructions (Chalk Bags)
Our bags are built to last - empty out as much chalk as possible before running the bag (in a laundry net) through a gentle, cold water cycle in the washing machine.
Air or sun dry - do not use a dryer.
Shipping & Returns
Shipping & Returns
All orders come with end-to-end tracking.
For shipping rates and policies, click here.
For our return policy, click here.

The Joy of Companionship
We create products that become an extension of you – climbing companions you can always count on, at every step of your journey
Get 20% off the Ultimate Gift Bundle with any chalk bag / bucket purchase.
Discounts will apply at checkout
gripjammers
Ultimate Gift Bundle
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Want Something Customised?
If you have a request for a customised chalkbag, do feel free to contact us and we'll work something out ;)