Woolley Whiskers Bow Silencers Wool bow string silencers. These Marino wool silencers are light weight and don't soak up water. They do a great job quieting down your bow and look great. Place the silencer between the bundles of your string. Tie a knot above and below to secure the silencer in place. It will puff and take shape as you shoot Available in Green camo and Black/Tan colors. Price per pair.