Promotional success adds up for your brand with this great business notebook with built-in, solar calculator! Lightweight for easy carry, this college-ruled notebook is made of polyurethane and offers double-sided paper for writing and a solar-powered calculator built in the front cover for convenience, making for the perfect math notebook for school, work or your business. Add a silkscreen, customized imprint to the notebook before you hand it out at your next corporate giveaway event. It all adds up to a great marketing campaign for your company.