... 400,rigidity 4-5,density :0.93Package: woven plastic bag with PE bag inside , 25kg/bagDelivery time : within 1 monthPolyethylene ... 250,rigidity 4-5,density :0.93Package: woven plastic bag with PE bag inside , 25kg/bagDelivery time : within 1 monthPolyethylene ... 300,rigidity 4-5,density :0.95Package: woven plastic bag with PE bag inside , 25kg/bagDelivery time : within 1 monthPolyethylene ...