The EquineOnline training stick is available in 2 sizes, .90cm and 110cm, giving you two flexible sizes to work with depending on whether you are a child, small adult or adult working with minatures, ponies or large horses. Made with a leather loop to allow attachment of the string. The stick is for extension and reach and doubles as a directional aid. A must for handling young or touchy horses. Lighter weight and great to ride with when training at liberty. Ideal string size for the .90cm stick - 1.5. Ideal string size for the 1.10cm stick - 1.8.