Glue Resistant Silicon Inlay Dam for use with Channel Rings. Available in standard channel widths2mm, 3mm, 4mm, and 6mm Insert the strip into the channel you are inlaying and use the end to block your material from falling out of the channel. They're a touch wider than standard channels so to insert them you'll need to stretch the material to make it thinner and press it into the channel. It should stay on its own. Benefits: It's great for starting your inlays and keeps your material from falling out of the channel Inlay more material at a time Reduce total time spent inlaying your rings Use to make segmented Inlays with crisp transitions Need to know: After several uses the ends of these need to be trimmed. if you notice discoloration of the end, trim it. It won't take much. Remove the Dam before using activator to cure your inlay section If glue and inlay material cake on to the end then it may lose it's glue resistant properties. You can use a paper towel to wick away excess CA Glue and then remove the dam, your material should stay right where it is with a nice square edge.