Our Journal

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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Should Climbers Moisturise in Humid Weather?

Should Climbers Moisturise in Humid Weather?

Moisturising can help climbers recover — or reduce friction. Here’s how to care for your skin properly in humid climbing conditions.

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Climber using RAZURE file to smooth skin

Filing Calluses Properly for Maximum Friction (Especially in Humid Gyms)

Uneven calluses reduce friction and increase tear risk. Here’s how to file climbing calluses properly — especially in humid gym conditions.

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Climber with taped fingers applying chalk from a chalk bag

Why Your Skin Wears Faster in Humid Gyms

Humidity softens skin, increases sweat, and reduces friction mid-session. Here’s why your skin wears faster in humid gyms — and what you can do about it.

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Climbing looking up mid-climb while bouldering indoors

How to Improve Friction in Humid Climbing Gyms (Beyond Chalk)

Chalk isn’t always enough in humid gyms. Learn how skin care, brushing, technique, and environment all affect friction — and what you can actually control.

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How Often Should You Re-Chalk in Humid Gyms?

How Often Should You Re-Chalk in Humid Gyms?

Not sure how often to re-chalk in humid gyms? Learn how to read your hands and keep friction consistent during indoor climbing sessions.

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