In this week's comments update, readers are discussing an outsized, light-up version of the iconic Bic Cristal ball-point pen, unveiled by designer Mario Paroli and Italian brand Seletti at Maison&Objet. More about "We need a version with a chewed up end" says commenter
Designer Mario Paroli and Italian brand Seletti have unveiled an outsized, light-up version of the iconic Bic Cristal ball-point pen for French company Bic, at Maison&Objet. More about Mario Paroli creates "larger-than-life" Biro lamp to mark Bic pen's 75th anniversary
German design firm Paperlux Studio has collaborated with stationery brand Leuchtturm1917 to develop a ballpoint pen made from milled aluminium and brass that evokes a design from the company’s past. More about Leuchtturm1917's Drehgriffel pen is a modern take on a 1920s design
Italian studio Carlo Ratti Associati (CRA) has designed a concept for a compostable marker pen comprising natural fibres and a water-based, edible ink that would break down within six months. More about Carlo Ratti Associati designs "world's first fully compostable marker"
Pratt Institute graduate Garrett Benisch has proposed using biosolids, the organic matter derived from treated sewage, to produce a compostable ballpoint pen and its ink. More about Garrett Benisch designs Sum Waste pen derived from human sewage
Los Angeles-based studio Ensso has designed an all-in-one fountain pen with scale ruler for architects and engineers. More about Escala is a scale-ruler and fountain pen for architects and engineers
Tokyo-based design studio Nendo has updated the humble ballpoint pen, with a more ergonomic design called bLen, for Japanese pen manufacturer Zebra. More about Nendo rethinks the ballpoint pen to be more comfortable and reduce rattling
The pencils used by architects, designers and artists including David Adjaye, Tracey Emin, and Thomas Heatherwick are revealed in this new series of photographs by Alex Hammond and Mike Tinney. More about Photographs reveal the drawing tools of David Adjaye, Thomas Heatherwick and more
With Apple trying to convert creatives to its digital pencil, Italian designer Giulio Iacchetti is hoping to prove there's life yet in graphite with these mechanical writing tools. More about Giulio Iacchetti's minimal Neri pens and pencils are operated by brass dials
British design brand Minimalux has updated the classic ballpoint pen with a set of four precious-metal editions - with a price tag of £185 for gold and rhodium versions. More about Minimalux creates ballpoint pens from precious metals