1. Material: LDPE 2. Characteristic:ziplock home storage bag 3. Certificate: SGS(FDA, ROHS), GMC and ISO9001 * Waterproof, ... tide proof, air proof and non-poisonous home storage bag ;* Easy to open and easy to close;* Available in customers ... 4 colors ( non-printed is also ok);* Used to pack food, medicine, medical apparatus, electronic products, cosmetic, handicrafts and so ...