LEKI KHUMBU SPEED LOCK ANTISHOCK TREKKING POLE (PAIR) Aergon : Edgeless and ultralight Aergon CorTec grip for a comfortable fit in every hand. Lock Security Strap - Skin : The LEKI Skin Strap is an ultra-lightweight, highly breathable strap offering maximum comfort with minimum weight. Aluminium HTS : Super stable, extremely robust and very durable. Flex Tip Short : More precise pole use and perfect grip in nearly all terrains.