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A professional climber delicately smearing on a polished Yosemite granite slab, wearing Arc'teryx gear, highlighting the texture of the non-porous rock.

Why Chalk Fails on Granite: Friction Science by Rock Type

Alfredo Ramses - December 30, 2025

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A close-up of a climber's chalked hand gripping a rock hold, illustrating the science of grip for the ultimate climbing chalk guide.

The Science of Grip: An Ultimate Climbing Chalk Guide

Alfredo Ramses - January 17, 2025

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Climber's hand using a boar's hair rock climbing brush to clean chalk and debris off a rock hold, achieving max grip for better climbing performance.

Best Rock Climbing Brushes: Max Grip, Clean Holds

Alfredo Ramses - November 25, 2024

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