Xyron Mega Runner Permanent Adhesive Glue Gun Pink The Mega Runner is smaller and lighter than other tape guns on the market. It will feel comfortable in your hand, even after hours of crafting. It's compact, lightweight and features an ergonomic handle. The adhesive has super staying power and creates a permanent bond. The dot-matrix pattern of acid-free adhesive goes on smoothly. It's easy to refill with the Xyron 1/4" or 1/2" drop-in refills.