Our Journal

Close-up of chalked hands gripping holds on an indoor climbing woody board

Is Too Much Chalk Bad for Your Climbing?

Over-chalking is one of the most common habits that quietly undermines grip. Here's why less chalk, applied deliberately, almost always outperforms more.

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Climber refilling a chalk bag from a Kumo powder chalk bag on a bouldering mat

How to Choose Climbing Chalk for Your Skin Type

Not all hands are the same — and neither is chalk. Here's how to choose between powder and liquid chalk based on your skin type, and how to adjust when conditions change.

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Multiple Aruta Kumo chalk bags lined up showing topographic packaging design

Does Climbing Chalk Expire or Go Bad?

Chalk doesn't expire, but it does go bad — especially in humid conditions. Here's how to spot degraded chalk and store it properly so it performs session after session.

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Thunder liquid chalk and Kumo chalk bag displayed on a table with a climbing wall in the background

Chalk Bag vs Chalk Ball vs Loose Chalk — Which Should You Use?

Not all chalk formats are equal — especially in humid gyms. Here's how loose chalk, chalk balls, and liquid chalk compare, and which combination works best for climbing in Southeast Asia.

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Climber applying Thunder silica liquid chalk to chalked hands before a climb

How to Use Liquid Chalk Properly for Climbing

Liquid chalk works best as a base layer — but most climbers use too much, don't wait for it to dry, or reach for it at the wrong moment. Here's how to use it properly.

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Climber scooping up a handful of KUMO chalk from packaging

What Is Climbing Chalk Made Of?

Not all climbing chalk is the same. This breakdown covers magnesium carbonate, silica, liquid chalk formulations, and what the differences mean for grip performance and skin care.

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RAZURE skin file and other climbing essentials laid out on a gym mat

The Complete Guide to Climbing Skin Care in Humid Conditions

Most climbing skin advice is written for dry conditions. This guide covers everything — callus management, chalk use, moisturising, and recovery — adapted for humid gyms in Southeast Asia.

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How to Recover Skin Between Back-to-Back Sessions

How to Recover Skin Between Back-to-Back Sessions

Back-to-back sessions are hard on skin in humid gyms. Here's how to recover properly — from post-session filing to overnight care and knowing when your skin is actually ready to climb again.

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Climber putting tape onto their finger

How to Prevent Splits and Flappers in Tropical Climates

Splits and flappers are more common in humid climbing gyms. Learn how to manage skin, control moisture, and prevent tears before they end your session.

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