Fountain Pen Roller Pen Black Pu Leather Case for 12 Pens Fit differnt size of pens : The slot was made of Tensile Rubber ,so that the diameter of it can be adjusted to about 20mm Durable: made of high quality faux leather, perfect for long time use Large Capacity: two-layer design which contains 12 holes to insert pens in. No need to worry everything is in a mess 100% Satisfaction Gurantee : If there is any reason you do not like the pen case ,just send us a message ,we can offer you a full refund or replacement !