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1 LB Mega Block
Description
Spider Chalk manufactures 8oz chalk blocks out of pure, lab-grade magnesium carbonate that won't crumble or break. Say goodbye to the brittle 2oz blocks and never again waste time cleaning up puddles of chalk dust.
- Super-Mega BlocksĀ last 2xĀ longer than the same amount of regular, imported chalk.Ā A single 8oz Super-Mega Block is equal to more than 1 lb of regular chalk. These blocks are denser, cleaner, dryer, stick better to your hand and last longer.Ā
Features
- Denser
- Thicker
- Less-Brittle
- Double-Refined, Ultra-Pure
- 2x The Absorbency, 2x The Dryness
Product Information
Product Information
Shipping & Returns
Shipping & Returns



1 LB Mega Block
1 LB Mega Block
Description
Spider Chalk manufactures 8oz chalk blocks out of pure, lab-grade magnesium carbonate that won't crumble or break. Say goodbye to the brittle 2oz blocks and never again waste time cleaning up puddles of chalk dust.
- Super-Mega BlocksĀ last 2xĀ longer than the same amount of regular, imported chalk.Ā A single 8oz Super-Mega Block is equal to more than 1 lb of regular chalk. These blocks are denser, cleaner, dryer, stick better to your hand and last longer.Ā
Features
- Denser
- Thicker
- Less-Brittle
- Double-Refined, Ultra-Pure
- 2x The Absorbency, 2x The Dryness
Select Size
From $5.07
Original: $16.89
-70%1 LB Mega Blockā
$16.89
$5.07Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Description
Spider Chalk manufactures 8oz chalk blocks out of pure, lab-grade magnesium carbonate that won't crumble or break. Say goodbye to the brittle 2oz blocks and never again waste time cleaning up puddles of chalk dust.
- Super-Mega BlocksĀ last 2xĀ longer than the same amount of regular, imported chalk.Ā A single 8oz Super-Mega Block is equal to more than 1 lb of regular chalk. These blocks are denser, cleaner, dryer, stick better to your hand and last longer.Ā
Features
- Denser
- Thicker
- Less-Brittle
- Double-Refined, Ultra-Pure
- 2x The Absorbency, 2x The Dryness



















