3M-Scotch Restickable Dots. Never use magnets or tacks again! These double-sided adhesive dots are great for mounting and securing objects. They are reusable; remove cleanly; and will stick to most flat surfaces including stainless steel; plastic; concrete; glass; wood; painted walls; and more. Each one has a 7/8 inch diameter and will hold up to 0.15 pounds. This package includes eighteen clear dots. Photo safe. Made in USA.