Get accuracy and control in an ergonomic design with these TUL pens. Super-smooth ink provides a consistent flow to help your writing look as it should, and these BP3 pens are retractable to prevent stains and stray marks. Super-smooth and longer-lasting ink. Engineered for optimal balanced writing comfort. Retractable tip protects from unintentional marking. Refillable - designed to be used repeatedly, helping you avoid single-use disposables and potentially save money.