Chalk Booster 50g | Chalk Rebels
In stock
Boost your grip with our chalk booster: ultra-fine chalk with extra high Upsalite content. 50g booster pack.
- 🌊 Made from seawater-based high-purity magnesium carbonate.
- 🧪 Extra high Upsalite content for max moisture absorption.
- 🧗 Perfect for bouldering, climbing, and other grip sports.
- ⚡ Use pure for maximum grip or mix with regular chalk to boost performance.
How to use: Mix with chalk as needed. Recommended mix: 1 bag of booster per 100–200g of regular chalk.
Boost your grip with our chalk booster: ultra-fine chalk with extra high Upsalite content. 50g booster pack.
- 🌊 Made from seawater-based high-purity magnesium carbonate.
- 🧪 Extra high Upsalite content for max moisture absorption.
- 🧗 Perfect for bouldering, climbing, and other grip sports.
- ⚡ Use pure for maximum grip or mix with regular chalk to boost performance.
How to use: Mix with chalk as needed. Recommended mix: 1 bag of booster per 100–200g of regular chalk.
European Union 🇪🇺
- Ships from Belgium 🇧🇪
- Delivery: 1–4 business days
- No import duties or extra fees within the EU
- Free shipping:
• Orders > €60 in Belgium, Netherlands, France, Germany & Luxembourg
• Orders > €150 in the EU
United States 🇺🇸
- Delivery: 1–2 weeks
- VAT-free checkout
- Shipping fees depending on weight of order (25-30 euro)
- Import duties/taxes may apply upon arrival
United Kingdom 🇬🇧
- Delivery: 3–7 business days
- Free shipping above €150
- Due to UK VAT regulations: orders below €150 not accepted
- Import duties/taxes may apply upon arrival
Other Countries 🌍
- Shipping available worldwide
- If no rate appears at checkout, contact us for a quote
- Import duties/taxes may apply depending on your country
European Union 🇪🇺
- Ships from Belgium 🇧🇪
- Delivery: 1–4 business days
- No import duties or extra fees within the EU
- Free shipping:
• Orders > €60 in Belgium, Netherlands, France, Germany & Luxembourg
• Orders > €150 in the EU
United States 🇺🇸
- Delivery: 1–2 weeks
- VAT-free checkout
- Shipping fees depending on weight of order (25-30 euro)
- Import duties/taxes may apply upon arrival
United Kingdom 🇬🇧
- Delivery: 3–7 business days
- Free shipping above €150
- Due to UK VAT regulations: orders below €150 not accepted
- Import duties/taxes may apply upon arrival
Other Countries 🌍
- Shipping available worldwide
- If no rate appears at checkout, contact us for a quote
- Import duties/taxes may apply depending on your country
Chalk Booster 50g | Chalk Rebels
In stock
Boost your grip with our chalk booster: ultra-fine chalk with extra high Upsalite content. 50g booster pack.
- 🌊 Made from seawater-based high-purity magnesium carbonate.
- 🧪 Extra high Upsalite content for max moisture absorption.
- 🧗 Perfect for bouldering, climbing, and other grip sports.
- ⚡ Use pure for maximum grip or mix with regular chalk to boost performance.
How to use: Mix with chalk as needed. Recommended mix: 1 bag of booster per 100–200g of regular chalk.
Boost your grip with our chalk booster: ultra-fine chalk with extra high Upsalite content. 50g booster pack.
- 🌊 Made from seawater-based high-purity magnesium carbonate.
- 🧪 Extra high Upsalite content for max moisture absorption.
- 🧗 Perfect for bouldering, climbing, and other grip sports.
- ⚡ Use pure for maximum grip or mix with regular chalk to boost performance.
How to use: Mix with chalk as needed. Recommended mix: 1 bag of booster per 100–200g of regular chalk.
European Union 🇪🇺
- Ships from Belgium 🇧🇪
- Delivery: 1–4 business days
- No import duties or extra fees within the EU
- Free shipping:
• Orders > €60 in Belgium, Netherlands, France, Germany & Luxembourg
• Orders > €150 in the EU
United States 🇺🇸
- Delivery: 1–2 weeks
- VAT-free checkout
- Shipping fees depending on weight of order (25-30 euro)
- Import duties/taxes may apply upon arrival
United Kingdom 🇬🇧
- Delivery: 3–7 business days
- Free shipping above €150
- Due to UK VAT regulations: orders below €150 not accepted
- Import duties/taxes may apply upon arrival
Other Countries 🌍
- Shipping available worldwide
- If no rate appears at checkout, contact us for a quote
- Import duties/taxes may apply depending on your country
European Union 🇪🇺
- Ships from Belgium 🇧🇪
- Delivery: 1–4 business days
- No import duties or extra fees within the EU
- Free shipping:
• Orders > €60 in Belgium, Netherlands, France, Germany & Luxembourg
• Orders > €150 in the EU
United States 🇺🇸
- Delivery: 1–2 weeks
- VAT-free checkout
- Shipping fees depending on weight of order (25-30 euro)
- Import duties/taxes may apply upon arrival
United Kingdom 🇬🇧
- Delivery: 3–7 business days
- Free shipping above €150
- Due to UK VAT regulations: orders below €150 not accepted
- Import duties/taxes may apply upon arrival
Other Countries 🌍
- Shipping available worldwide
- If no rate appears at checkout, contact us for a quote
- Import duties/taxes may apply depending on your country