Rugby Knowledge Base

The IRB stamp and World Rugby stamp are the same certification from different eras. Learn what they mean and when you need a certified ball.

Which rugby ball brand suits you? We compare Gilbert, RAM and other brands honestly on quality, price and use.

A good rugby ball costs between €12 and €120 depending on type and use. Read which price range suits training, matches or club purchases.

Discover the difference between match balls and training balls. Materials, valve position, durability and when to use which rugby ball.

Custom rugby balls with club logo, sponsor name or custom colours: this article explains what you need, what it costs and how long to plan for delivery.

Not every rugby ball is suited for passing drills. Find out which ball fits your situation: solo practice, building power, or training with your team.

A rugby ball loses air due to natural seepage through the bladder, a worn valve, or a puncture. This guide explains each cause and tells you exactly what to do about it.

Buying too few balls, using match balls for daily training, wrong sizes for age groups — this guide covers the 10 most common mistakes clubs and coaches make when buying rugby balls, and what to do instead.

Learn which rugby balls perform best in rain and mud. Discover how grip panels, materials and ball design affect handling in wet conditions and which balls clubs should use for training and matches.

Practical guide for coaches, clubs and schools: how many rugby balls you need for training and match day by squad size, what wears balls out fastest, and a simple restock checklist.

Quick guide for coaches, clubs and schools: which rugby ball size you need (mini, 3, 4 or 5), plus a simple reference table, common mistakes and a checklist for ordering the right balls per age group.