Are you always rummaging through the depths of your handbag to find a pen? Well, fear no more! The Jackpen fits in the headphone socket of your mobile phone (or laptop, tablet, etc) so you will never be without your trusty tool. They’re selling packs of three through their eBay store for £3.99. But then, what happens when you’re listening to music? These genius ideas are not without their flaws…
Books, stationery, and wellbeing