The OCB Bamboo roller is made from 100% natural bamboo wood harvested from sustainably managed tree farms. The natural look and feel of this roller makes it a perfect complement to an eco-minded lifestyle. A sturdy reinforced rolling belt provides smooth and reliable action for a perfect roll every time, while its compact and portable size makes it a perfect choice for active or outdoor-oriented rollers. The OCB Bamboo roller is available in three sizes: Single Wide / 70mm (for use with papers up to 69mm), 1 1/4 /79mm (for use with papers up to 77 mm) and Slim (for use with papers up to 109mm). Easy-to-follow instructions included.