Incredibly tough & versatile, Gorilla Hot Glue Sticks provide a long term hold even on hard to bond surfaces. The clear adhesive works with both high and low temperature glue guns and features an extended working time for added convenience for all types of projects. The Gorilla Hot Glue Sticks are also weather-resistant and incredibly durable, keeping your projects safe from seasonal temperature swings that can cause other glues to fail. With a 45-second extended working time, you have those extra moments you need to make sure your craft project is perfect. These 4-inch Mini Hot Glue Sticks are perfect for those smaller craft projects and fit into any mini hot glue gun. High temperature settings are used for stronger bonding with materials such as wood, plastic, metal, glass, and more. The low temperature setting is best used for bonding delicate materials such as florals, fabric, foam, jewelry, and more!