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.

Your chalk bag says something about you.
Ours are designed to make it count.
We make chalk bags that get climbers talking.
Get 20% off the Ultimate Gift Bundle with any chalk bag/bucket purchase.
Discounts applied at checkout
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