Tiano granite curling stone for teenager weighs about 12Kg.
Every Tiano granite curling stone has 2 same working surfaces on both upper and lower. This innovative design significantly reduces stone reconditioning frequency.
Tiano Granite had been tested by a geologist from ETH Zürich, which shows the best physical and mechanical performances those are as good as the best granite in the world. Using Tiano Granite, Tiano curling stones can be used for 20 years. They are manufactured using special-purpose CNC machines.