eWorldTrade.com is largest hub to get the premium quality Chalk for all your daily needs. Chalk is soft porous extracted from carbonate rock composed of mineral calcite. Chalks are used to write on blackboards and are commonly used for teaching and explanation purposes. Such chalks come in sticks, there are also colored chalks. Chalks are also used for creating demarcations and prominent borders. eWorldTrade is a leading hub where millions of traders connect to enjoy unmatchable quality and membership perks. We offer a wide range of white and colored chalks that are used for different applications and commonly in educational purposes.