... cement bags 1)Size: as your required 2)top: square + valve; 3)bottom: square or gusset 4)Usage:cement ... 14x14, 18x18 can be customizedDenier600D to 1500DWeights/ m²65g/ m² -80g/ m² white color or transparent pp materialTreatUV treated ... requestUsageRice, flour, grain, salt, sugar, fertilizer, sand, cement, animal food, food staff, construction material, powder and ... ' requirements pp ad star cement bags