The Neet Shelf and Plate Silencer keeps you hunting under the cloak of silence in any weather condition. This ultraquiet shelf is constructed of polyester fiber material that will not wear or groove while the plate is constructed of rugged split cowhide. The Neet Bow Shelf and Plate Silencer package includes 2 full sets for years of reliable, deadly quiet hunting and archery shooting. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Size: SILENCER 2PK. Type: Traditional String Keepers.