Field Notes Heavy Duty Notebook is built for tough jobs demanding workdays and everyday note taking where durability matters most. Designed with rugged chipboard covers and sturdy top binding this notebook is ready for workshops job sites travel and daily organization. The flip style format allows easy one handed use while standing moving or multitasking. Inside the notebook users get both ruled pages and double graph layouts for writing sketching and planning. Thick paper construction provides a premium writing experience with dependable durability. Field Notes created this notebook for people who need reliable performance in a compact hardworking design