Screw-On Cap:

This design involves a threaded cap that screws onto the spout, providing a secure and tight seal. It's a common design for various liquid products.
Flip-Top Cap:

A flip-top cap has a hinged lid that can be flipped open for dispensing the contents. It's convenient and often used for products like condiments, sauces, and beverages.
Press-and-Seal Cap:

This type of cap requires users to press down on the cap to open and seal the spout. It provides a tamper-evident feature and is common in the food and beverage industry.
Snap-On Cap:

Snap-on caps are designed to snap into place, securing the spout and preventing leakage. They are easy to use and suitable for a variety of liquid and semi-liquid products.
Child-Resistant Cap:

Child-resistant spout pouch caps are designed with additional features to prevent easy opening by young children. This may involve a two-step opening process or other mechanisms.
Pull Spout Cap:

Some caps feature a pull spout design where the spout is covered by a tear-away tab. Consumers can tear off the tab to reveal the spout for dispensing.
Twist-Off Cap:

Twist-off caps have a twist mechanism to open and close the spout. This design is often used for products like juices and beverages.
Custom Shapes and Colors:

Manufacturers may offer customization options for the shape and color of spout pouch caps to align with brand identity and product differentiation.
Tamper-Evident Features:

Many spout pouch caps include tamper-evident features, such as a visible seal or a tear-away strip, to provide assurance that the product has not been opened or compromised.
Valve or Flow Control:

Some spout caps incorporate valves or flow control mechanisms to regulate the flow of the product during dispensing. This is particularly useful for controlling portions and reducing spills.
Reclosable Cap:

Caps designed for reclosability allow consumers to seal the spout after partial use, helping to preserve the freshness of the product and prevent spillage.