Doudle Zipper Lock Our brine bags are equiped with double zipper lock which can provides tight seal. This is the first seal way to avoid leaks. | Come with Cotton Strings Compared to old product, the seal is not well and always leak from the zip. This is the second seal way to avoid leak. | Thicker Than Others Our brining bags are made from thicker material, up to 12mil, that can hold up 35lb turkey with brine. | Reinforced Edge We have reinforced the edge to prevent leaks, and this is also why our bags can hold up 35lb turkey with brine. |