... AL foil Multi-layer Insulation Material specifications : length :according to customersdemand max width :1.25m diameter of bubble : 6mm,10mm ... 20mm,25mm features : clean ,lightweight , easy to cut ,quick and easy to install ,store, and handle ,environment friendly usage : It ... Non-toxicity, non-corrosiveness Operation It is easy to operate and can raise working efficiency. Pliability No cracking ...