Colour Effect textile technical book. 50 cards (250 x330 mm). Each single card contains 10 color effects with fabric simulations, for a total of 500 color effects. The technical details contained in each card are: base weave, details for weaving(clean finish fabrics), colour effects on technical paper, weft scale and warp scale, simulation of the final effect printed in black/white. Yarn count: 2/70 metric count. The solution for the reduction of warp scales - often, only the weft scale is modified.