A coil PVC zipper is a type of zipper that is made with a continuous coil of polyvinyl chloride (PVC) material. PVC is a type of plastic that is known for its durability and resistance to water and chemicals.

Coil PVC zippers are commonly used in products that require water resistance, such as raincoats, tents, and outdoor gear. They can also be used in marine and industrial applications where exposure to harsh environments is common.

These zippers are flexible, lightweight, and easy to use, making them a popular choice for a variety of products. They come in various sizes, colors, and styles to suit different needs and preferences.

The advantages of a coil PVC zipper include:

1. Water resistance: PVC is a waterproof material, which makes these zippers ideal for products that need to resist water, such as raincoats and bags.
2. Durability: PVC is a tough and long-lasting material, which makes these zippers more durable and resistant to wear and tear compared to other types of zippers.
3. Flexibility: The coil construction of these zippers allows for more flexibility, making them easier to use and operate.
4. Lightweight: PVC zippers are lightweight, which is an important factor in products where weight is a concern, such as outdoor gear and sportswear.
5. Versatility: PVC zippers come in a range of sizes, colors, and styles, making them suitable for a wide variety of applications.
Overall, the main advantages of a coil PVC zipper are its water resistance, durability, flexibility, lightweight, and versatility.