The Black Diamond Trail Cork is built for 4-season versatility and expertly balances comfort, features and durability. The premium 100% natural cork grip is designed for ultimate comfort while the dual FlickLocks (R) offer complete adjustability to suit the terrain. Our interchangeable carbide Tech Tips are easily swapped for our Rubber Tech Tips (sold separately) to accommodate changing trail surfaces and we 've included both trekking and snow baskets for 4 season versatility. Black Diamond Trail Cork Trekking Poles | Christy Sports