Works with Lakeland's PermaSURE®; on-line tool providing instant safe-use times for over 4000 chemicals. Multi-layer, high barrier films laminated to spunbonded PP substrate – 190gsm. Tough and durable fabric – can be used multiple times if undamaged and un-contaminated .Extruded fabric construction. Results in smoother and more consistent fabric than bonded or glued competitors.