The Leki Corklite Trekking poles offer the same great features as the standard Corklite but also include the SAS-L Antishock on the lower section for incredible trekking options. They are Ultralite Series poles that feature Aergon Cor-tec Grips and Speed Lock locking mechanism, on the upper section. The ultralite shaft series highlights LEKI’s superiority in high-grade Aluminum technology by using smaller diameter, thinner wall tubing along with a proprietary heat-treating process. The 3 section shafts adjust from 67-135cm (25″-53″). LEKI’s unique AERGON COR-TEC grips are made from natural, ground cork and natural rubber for comfort and durability. Automatic comfort straps and Carbide Flextips are standard. Color: Black/Grey. Pack Length 27.5″. Weight 17.5oz. per pair. Import.Interchangeable Basket System: baskets easily thread on and off; different size basket options allow poles to be customized for all seasons, all activities (trekking, snowshoe, backcountry touring, etc.