Black Diamond Pursuit FLZ Trekking Poles. Packed with comfort-focused features like ergonomic cork grips and Bloom grip extensions, plus our highly packable Z-pole collapsible system, the Pursuit FLZ is a premium pole option for any hiker. BD proprietary grip geometry and shape, with two grip sizes optimized for larger and smaller hands, make for more comfortable hand positions as well as reduces hand fatigue. Natural cork grips manage moisture while extensions – made from Bloom, an algae infused foam – provide additional hand positions on steep ascents. Solution 2.0 wrist straps are made from post-consumer recycled f i bers. Other features include a thoughtfully-designed soft-touch FlickLock for quick and easy adjustments.