... is suitable for canvas materials ,leather shoes , ,it can store 200 stich patterns for customers requirements. ... ,sports shoes,bags,leather,PU,PVC etc,it can store 200 stitch patterns,operator can change ... souble systems.If take of the single needle ,it can stitch insole,adopt speed-regulated eletronic motor, ... highly work effciency. Single/Double needle electronic desigh sewing machine(thick materials)