Which javelin weight fits you? Adult and youth weight classes, material, grip binding, and shoes for the run-up – technique, common mistakes and a practical tip.
The short answer: as a beginner you don't need your own javelin — getting the weight class right matters more than the brand. Javelins are standardized by age and gender, and your club almost always has loaner gear in the right class for starting out.
The official competition weights are clearly regulated: men throw at least 800 grams, 2.6 to 2.7 meters long, women at least 600 grams, 2.2 to 2.3 meters. For scale: 800 grams is roughly a full 0.75-liter water bottle — just stretched to two and a half meters and nose-heavy.
Youth categories have their own, lighter steps. Male youth throw 400, 600 or 700 grams depending on age class, female youth 400 or 500 grams — the reason is simple: a javelin too heavy for a not-yet-mature throwing arm is one of the biggest risk factors for elbow and shoulder problems.
A javelin isn't sports gear you simply buy "bigger" — weight, length and balance point are finely tuned for each model. As you grow, you change class, not just size.
Ask your club or coach for your age category — weights are clearly fixed in the athletics rulebook and non-negotiable. A javelin too heavy changes your entire technique and needlessly raises injury risk.
Male youth: 400 grams (U14), 600 grams (U16), 700 grams (U18). Female youth: 400 grams (U14), 500 grams (U16 and U18). Only in the adult category do the full competition weights of 800 and 600 grams apply.
Beginner javelins are often aluminum or steel, advanced competition implements increasingly carbon — lighter at the same stiffness, putting more energy into the flight instead of material flex. For beginners the material is secondary, the right weight matters more.
The cord is the roughened wrap around the javelin's balance point, where you hold it. It needs enough grip that it doesn't slip even with sweaty hands — extra grip wax or chalk helps in wet conditions.
In the last step before release, your front leg abruptly brakes your entire body — you need shoes with a stable heel cap for that. Pure running shoes cushion too much here and dampen the energy transfer.
A javelin too heavy or too long for your age noticeably raises the load on elbow and shoulder — exactly why youth weight classes exist. Stick to your class consistently, even if a training partner is "already throwing the big one."
Check your implement for cracks or a loose tip before every session — a damaged javelin flies unpredictably and is a safety risk for everyone in the sector.
Wrap a bit of tape around your index and middle fingers for the first sessions. It protects against the small but annoying cut the cord often leaves when you're not yet used to the grip pressure — a detail few beginners think of in advance.
Men throw at least 800 grams over 2.6 to 2.7 meters, women at least 600 grams over 2.2 to 2.3 meters. Those are the official competition dimensions — training often uses the same weight.
Male youth throw 400 (U14), 600 (U16) or 700 grams (U18); female youth 400 (U14) or 500 grams (U16/U18). The class follows age level, not individual strength.
Not right away. Clubs almost always have loaner implements in the right weight class for starting out. Your own javelin pays off once you train regularly and your technique is set.
Carbon javelins are lighter at the same stiffness and release more energy into the flight; metal javelins are cheaper and more robust for starting out. For beginners, the right weight class matters far more than material.
Javelin Throw: The Three Grip Techniques