Overview Reviews Product Description Smooth writing liquid ink pen that features a tungsten carbide tip. Barrel is made from 78% recycled materials. Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Uni-Ball Uni-Ball Micro Pen Red Box of 12 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments