Protect Hard Surfaces - Gentle but durable felt pads protect your hardwood, tile, vinyl and laminate surfaces from scratches and marks. For Wooden Furniture Only - For straight, wooden furniture legs: glide is tapped into the bottom. No adhesive is involved. Sturdy Design for Long-Term Protection - Won\'t shift or slide off like an adhesive felt pad. Easy Installation - The unique round nail on the bottom of the pad does not require a pilot hole for installation. Simply center on furniture leg and tap into place for a long lasting secure grip. Pack Includes: (16) 7/8\ round nail-on plastic furniture glides with brass nail insert, White