They are a cost effective solution for fixing hundreds of items around the office and home. Easy to use, just peel and stick. Place the dot on the surface and press on firmly leaving for approx. 5 minutes before use, the bond will fully cure and reach its optimum strength after 24 hours. Mount small tools, appliances, notices and much more with these VELCRO® Brand coins. High speed equipment provides products shaped to custom design. Available in hook or look, black or white. Please Note: Before applying these coins, please ensure that the surface is clean, dry and free from grease and dust and is sound and smooth, flaky surfaces will reduce the adhesion.