Asymmetrical edge layout ensures equal grip spacing for each edge, providing a uniform training stimulus
Custom edge profile eliminates pressure points, allowing training with multiple fingers simultaneously
Multiple edge depths (8mm, 10mm, 15mm, 20mm, 25mm, 30mm, 50mm) support progressive finger strength development
Full-width top jug and phone holder add functional training elements
Single-piece poplar wood construction offers durability and a natural feel
Summarized by Shop
The custom edge profile eliminates the typical pressure points of a standard rounded edge. Making it possible to train 4, 3, 2, or even 1 finger at a time without the need for designated pockets.