Waterproof membrane: The main feature is to stick a waterproof membrane on black paper. The film acts as a barrier, preventing moisture from seeping into the bag and damaging the bottle. It protects the paper from moisture and maintains the structural integrity of the bag.
Sturdy structure: These bags are usually made of thickened white cardboard material and can withstand the weight of a 750ml bottle of red wine, ensuring the safety of carrying red wine and ensuring the integrity of the paper wine bag.
Reinforced handles: In the design of the handles of these black paper wine bags, environmentally friendly and soft black cotton rope handles are selected to enhance the texture and endurance of the paper bags, allowing people to easily and safely carry wine bottles, reducing the risk of bag tearing or rupture risks of.