In the world of climbing and bouldering, movement generally falls into two categories: static and dynamic. While static climbing focuses on slow, controlled, and precise movements where the climber maintains at least three points of contact with the wall, dynamic climbing is entirely different.
Dynamic movement—most famously known as a dyno—is a technique where a climber uses explosive power, coordination, and momentum to leap from one hold to another. During a dyno, the climber’s body can momentarily lose all contact with the wall, becoming completely airborne before latching onto the target hold.
While static climbing is highly efficient for conserving energy on certain terrain, mastering the dyno is essential for breaking through plateaus. Modern bouldering routes frequently feature wide gaps or completely blank sections of wall where static reaches are physically impossible. Learning to fly is no longer optional—it is a core requirement of the sport.
The Anatomy of a Dyno: A Step-by-Step Guide
Executing a successful dynamic jump requires flawless coordination. If you pull with your arms too early or miscalculate the peak of your jump, you will lose your momentum and fall. To execute a dyno cleanly, break the movement down into four chronological phases:
Phase 1: The Setup (The Coiled Spring)
Before making your move, visually spot your target hold and focus on it intently. Lower your hips and drop your body weight away from the wall while keeping your arms relatively straight. Think of your body as a compressed spring—your power comes from loading your legs, not from pre-bending your elbows.
Phase 2: The Launch (Drive with the Legs)
Explode upward by pushing aggressively through your feet. A common beginner mistake is trying to pull up using only arm strength. Instead, let your lower body generate 80% of your velocity. As your legs drive you , pull your hips tight into the wall to keep your center of gravity close to the stone.
Phase 3: The Deadpoint (The Moment of Weightlessness)
As you reach the absolute apex of your upward arc, your body will briefly experience a fractional second of weightlessness. This is known as the deadpoint. This exact window is when you reach your target. By timing your grab with the deadpoint, you minimize the downward gravitational force pulling on your fingers when you make contact.
Phase 4: The Catch & Engagement
Latch the target hold firmly. The moment your fingers secure the hold, immediately engage your core and prepare to control the momentum of your lower body as it swings. When possible find foothold to stabalize yourself.
Training to Improve Dyno Skills
To enhance proficiency in dynos, climbers can adopt the following strategies:
- Leg Power Development
The legs are the primary drivers in a dyno. Engaging in plyometric exercises, such as box jumps and squat jumps, can build the explosive strength necessary for dynamic movements. - Upper Body and Grip Strength
Strengthening the upper body and fingers is crucial for securing holds during a dyno. Utilizing tools like campus boards can improve finger strength and coordination. - Technique Refinement
Effective dynos rely on precise timing and coordination. Practicing this movement style on various routes helps in mastering the synchronization between leg push-off and hand reach. - Mental Preparation
Overcoming the fear of dynamic movements is essential. Regular practice and visualization techniques can build confidence in executing dynos.
Practical Tips for Beginners
If you are new to dynamic movement, jumping blindly off a wall can lead to injury. Use these steps to build confidence safely:
- Start Small: Do not immediately try to clear a four-foot gap. Find a comfortable jug on an wall and practice small, dynamic movements where your feet stay on the wall but your hands move to the next hold.
- Master the Mental Game: If you commit to a jump halfway, you will fail to generate enough speed and likely slip. Visualize the catch, commit 100% to the launch, and accept that falling is part of the process.
- Learn to Fall Safely: Since dynos often result in completely losing contact with the wall, you must practice falling correctly. Never try to stick your arms out to break a fall. Instead, tuck your chin, absorb the impact through bent knees, and roll backward onto the gym pads.
Most famous dynamic boulder problem: Rainbow rocket
To see dynamic climbing pushed to its absolute physical limit, one needs to look no further than Rainbow Rocket in Fontainebleau, France. Graded at V11 (8A), Rainbow Rocket is arguably the most famous dynamic bouldering problem in the world.
Unlike standard gym dynos, Rainbow Rocket requires a massive, coordinated, near-vertical leap across a completely blank sandstone face. It serves as a historic benchmark for the sport, demonstrating just how far human momentum and coordination can carry a climber when they dare to cut loose from the stone.
From “Bad Style” to the World Cup: The Evolution of the Dyno
Dynamic climbing was not always accepted. For decades, traditional mountaineering culture viewed lunging for holds as “execrable mutation” and poor form, firmly believing that a proper climber should always maintain rigid, static control.
The Gymnastic Revolution of John Gill
The paradigm shifted in the mid-1950s and 1960s thanks to an American mathematician and competitive gymnast named John Gill. Widely considered the “father of modern bouldering,” Gill looked at rock faces not as mountains to be scaled through hiking, but as an extension of gymnastics.
Gill brought a revolutionary mentality to the rock, introducing the use of gymnastic chalk to improve grip and intentionally using momentum to overcome gravity. He championed the “lunge” (the original term for a dyno) and the “dynamic layback,” proving that abandoning traditional three-points-of-contact rules allowed humans to scale seemingly impossible features. By prioritizing fluid power, grace, and body control over slow crawling, Gill single-handedly established bouldering as a legitimate, independent sport.
The Modern Competitive Era
Fast forward to the present day, and Gill’s gymnastic philosophy has completely conquered competition climbing. If you watch a Bouldering World Cup, dynamic movement is no longer just a clever trick to skip a hard hold—it is a mandatory baseline skill.
Modern route setters regularly design coordinate dynos, triple paddles, and sideways gravity-defying leaps. Athletes are fully expected to navigate complex, multi-step dynamic sequences in mid-air with millimeter precision. The line between elite gymnastics and elite bouldering has completely blurred, exactly as John Gill envisioned decades ago.
Related
Pogo also known as moonkick A technique used when foot holds are scarce. To execute a pogo, a climber aggressively swings one leg like a pendulum to generate momentum, allowing them to launch toward a hold.
Louis Parkinson is known for his dynamic movement style.
Sources
Rainbow Rocket by blocbusters
Rainbow rocket the crag
Evidencebasedclimbing increased dynamic movements in world cups
Training your dynamic movement | Catalyst climbing training
Teaching new tricks to old school legend | Catalyst training
ClimbingCodex.com
boulderflash.com
https://gripped.com/indoor-climbing/dynos-were-once-bad-style-and-the-world-record/