The Great British Sewing Bee - Season 4: Episode 6

It's the quarter-final, and the five remaining sewers sweat it out over activewear creating complex, hard-wearing garments from the most technical of fabrics. For the pattern challenge, Patrick Grant and Esme Young ask them to make a man's Lycra cycling top, which requires expert handling of a fabric that stretches in all directions and a complex zip insertion that tests their patience.