Ergonomic replacement grip with an optimized non-slip surface and easily adjustable strap. Available for 18 or 16 mm upper shafts. In most cases, if your poles go up to 140 or 145 cm you will need the 18 mm grip if your poles go up to 130 or 135 cm you will need the 16 mm grip. If you need help finding the right grip, size or replacement instructions, please contact customer service. Sold as a pair.