Giant international refill in standard 'Parker-style'. Wear-resistant stainless-steel tip ensures smooth and consistent delivery until the ink supply is completely used. Approx 10,000m of writing. Waterproof to ISO 12757-2 standard. Fits all Schneider 'Plug & Play' ballpoints, and many other pen brands which use the Parker-style refill. Medium point writes approx 0.4mm line. Also available in fine or broad point. Large-capacity metal refill in ISO format G2. Refill design: ink colour: black. Medium line width (M). Indelible according to ISO 12757-2. Suitable for all Schneider ballpoint pens with Plug + Play system and many other brands. Box contents: pack of 10 Schneider Express 735 M ballpoint pens. ibermine mine (ISO 1 2757-2 G2, indelible) black International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.