Sealed for your protection induction seal liner (AP-317E) is a monolithic electromagnetic induction sealing gasket made of paperboard which is used for sealing polyethylene (PE) containers. The surface of this product is white without any printing. It is suitable for the sealed packaging of detergent, disinfectant and agricultural chemicals. Its surface can also be printed according to customers' requirement. Item:AP-317E Structure:Cardboard 0.38mm/ Aluminum foil 0.017mm/ heating film. Thicknesses:0.4mm Width:360mm. (can be cut to any width) The MOQ:100M2 Apply:PE (polyethylene) bottle Feature:Non spill Compatible:Solid/liquidInduction Sealing Liner made in China website:http://www.wanqipk.com/cap-seal-liner/induction-sealing-liner/