This Pentel Energize X Mechanical Pencil features a non-slip clutch mechanism, which when combined with the comfortable grip lets you write and sketch with accuracy. This pencil takes 0.5 mm lead refills for ultra fine line, making it perfect for a variety of delicate tasks. These colourful pencils are a stylish addition to your workspace and their barrels are made from 84% recycled plastic, which makes them a great option for anyone who is environmentally conscious.