These ski poles are available in a size range of 130-170cm, with 5cm increments. The size/length also varies from 130-170cm, with the sample being 150cm long. The sample weight is 208g. The construction is a single segment with a diameter of 16mm. The handle-strap system is the Shark System. The handle is of the Shark 2.0 type and the strap is made of Shark Power Trigger Strap. The tube is made of carbon (CC 450), with a Steel Tip tip in the tube. LEKI - CC 450 Cross Country Poles black