Fits 9" Small Dovetail, Carcass and Gents Saws 9" Silicone Treated. Silicone treated Sack-Ups fabric interlining for moisture protection. 1000 Denier Cordora Nylon outer fabric for superior durability. Sack-Ups are Silicone treated to prevent rust and to wick moisture away from your tools. They provide protection for your tools in your shop or in the tool cabinet and prevent dings and scratches. Keeps your tools looking as new as it did the day that you bought it.