... , greaseproof, moisture proof, soft and powerful strength sandwich paper, food grade, 100% wood pulp, greaseproof, moisture proof, ... soft and powerful strengthsandwich paper 1. GSM: 28gsm2. Materials: food paper + PE3. Size: sheet or roll ... Certificate: ISO9001, ISO14001, QS, SGS6. Features:1) Food Grade2) Environment-friendly,biodegradable3) Greaseproof, moisture proof, soft, ...