... 100% virgin LDPE raw material. safely used for food packing easy slider, easy to close and ... this kind bag is bags with ziplock, safely used for food packing .3) characteristic: easy to close and open, ... durable.4) usage: safely used for packing food, stationnerirs, electronic, applicance, cosmentic, jewelry gift, handicraft ... you to contact us. Safely used for food storage ziplock bag