Interlinings are one of the hidden strengths in apparel manufacturing: they are highly technical, invisible to the eye yet have a major role to play in the shaping and suppleness of a garment. Generally inserted between the fabrics and linings, the fusible fixing stage is one of the most critical of all the production operations, with the real quality of the process ― or its failure ― often not apparent until long after the garment has been sold. In the run-up too IMB we take a look at what's new in the market.