* Simple to use – hold the wide end tight up to your eye and hold the hook approximately 2.5cm (1″) in front of the lens. * Now 15X magnification. * Only weighs 10 grams. * Small size fits easily inside any tackle box. * Dimensions: 4cm long x 3.8cm wide (at widest point). * Absolutely essential for scrutinising the fine detail of your hook points, either straight out the packet or after being sharpened.