Time1 hLevelIntermediateMaterialsSeat springs (8 cm maximum height)Laid cord (3 × the length of each row of springs)Twine14 mm tacksToolsUpholstery hammer (12 mm head in my case)Curved needleScissors Before you start: the webbing must already be in place. Not sure which springs to use? See the springs tutorials. What is Simple Springing? This is my best…