Marshalltown's fluorescent yellow masons line is braided nylon which produces a sturdy and durable line. It is not affected by moisture or dryness and it won't unravel if struck by a trowel. The fluorescent yellow colouring provides high visibility meaning the line can be used in a number of conditions. Mason line is perfect for staking out sites, concrete and landscape layout, as well as brick and block laying.ell as brick and block laying.

• Braided nylon which produces a sturdy and durable line
• Heat-set to stabilize the line and further strengthen it
• Not affected by moisture or dryness
• Fluorescent yellow colouring provides high visibility
• Perfect for staking out sites, concrete and landscape layout