This document provides instructions for making a macro lens attachment for an iPhone using sugru putty and a small magnifying glass or broken lens. The instructions are: 1) cover the iPhone camera lens with cling film; 2) clean and isolate the glass lens; 3) use sugru putty to roll the lens in strings and enclose it, then attach it to the iPhone camera. 4) Leave it to cure for 24 hours before removing the cling film and using the macro lens attachment.