Black Diamond Trekking Baskets 38 mm Black. Will not fit on most Z-poles except for the Distance Plus and Alpine series Z-poles. Not compatible with Trail Sport poles or Helio fixed length poles. Specifications for Black Diamond Trekking Baskets: Manufacturer: Black Diamond Quantity: 2 Color: Black Age Group: Adults Application: Trekking Fabric/Material: Plastic Features of Black Diamond Trekking Baskets Attaches to Flex tip or ski pole Ferrule Sold in pairs Package Contents: Black Diamond Trekking Baskets Black Diamond BD1122150002ALL1: Trekking Baskets 38 mm Black