Do it White Twisted Cotton Chalk Line, 100 ft. is designed for durability and reliability, making it an essential tool for precise chalk marking. This chalk line is resistant to rot and abrasion, ensuring long-lasting use even in tough conditions. It is also unaffected by cement or alkaline substances, maintaining its integrity on various job sites. The line is constructed from twisted cotton in a natural white color, providing clear visibility. Each unit is labeled with the Do it brand and shrink film wrapped for protection. This product comes in a convenient sleeve package and measures 100 feet in length, for a wide range of marking applications. Model Number: 311326