1. leak-proof, anti-theft 2. Material: EVA, 3. precut into piece 4. for lubricant oils, chemicals Foam ... seal liner 1 Material: EVA, EPE2. Function: leak-proof, anti-theft, and elasticity and shrinkage ... Usage: use in food, cosmetic, pharmaceutical, oil and other products. EVA Foam seal liner, in O-ring type or ...