Ballpoint pen for excellent writing comfort. With replaceable refill Express 775 Medium (M), waterproof according to ink standard ISO 12757-2. The wear-resistant stainless steel tip guarantees that the large ink supply can be fully used and does not smear. Matching barrel/ink colour: green. The rubberised grip zone provides a secure hold for relaxed writing. The Loox has a sturdy metal clip and, thanks to the clever Plug+Play system, can use a variety of refill formats.