... sofa webbing: 1. material; rubber,pp 2. width: 90mm 3. usage: sofa 4. stretch: 50% Xinli is a elastic webbing, mattress tapes, rigid webbing, cotton pipings, sofa ... professional manufacturer in china.The more details about 390#B sofa webbing is as follow:1. material: rubber,pp ,elastic2. width:90mm3 ... , 5rolls/ctn or 50m/roll, 10 rolls/ctn 390#B sofa webbing