Looking for a drawer slide that is both soft close and full extension? Look no further than our fost closing and full extension drawer slides. Made with a steel mounting under-mount, these slides are perfect for any project where you need a high-quality drawer slide with a smooth, silent operation. The nylon zipper sirre system ensures a smoother and quieter closing of the drawers, giving your project a more elegant finish. We highly recommend these drawer slides for kitchen, closet, or cupboard applications where you need a smooth and silent operation.