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Rock Technologies Loose Chalk 300g

Rock Technologies Loose Chalk is 100% pharmaceutical-grade magnesium carbonate. It comes in a 100% recyclable paper package, roughly broken up climbing-specific magnesium carbonate, perfect for highly active climbers who want the best chalk. 

100% pharmaceutical-grade magnesium carbonate, RT's own formula mixed and packed in the UK, gives superior drying and friction qualities and doesn’t contain any artificial drying additives.


  • Drying Agent: No
  • Resealable tub
  • Chalk volume: 300g
  • Made in the UK 

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Would you like to try on some climbing shoes or mountain boots for size before you make your purchase? If so, then why not book an appointment with us today! We can offer you a bespoke one-on-one shopping experience with one of our experienced staff members.