Pine Ridge Archery Slide on Kisser Red. The material is soft while others are hard plastic. Hard plastic does not allow you to flex into position. With the Pine Ridge Archery softer yet super-strong material the kisser is flexible and more comfortable on the lip. The Slotted Kisser Buttons are made of soft material but they have the slit in the side allowing you to install the kisser without removing the string from the bow. These innovative designs can quickly be put on the string saving archers and pro shops time. They are soft so they wont irritate the corner of the mouth and they look great. Features of Pine Ridge Archery Slide on Kisser The Pine Ridge Archery Kisser Buttons also help eliminate bow string noise and squelch string vibration thanks to the soft durable material they are molded from. Package Contents: Pine Ridge Archery Slide on Kisser Pine Ridge Archery 2735: Slide on Kisser Red