Our beautiful Pounamu(Greenstone) are sourced from Aotearoa and originate from both North and South Islands. The size for the Toki is 8cm long and 2cm wide and 25g in weight. The size for the Mere(also known as Patu) is 8 cm long and 2cm wide and 25g in weight. The size for the Kia Kaha is 8cm long and 2cm wide and 20g in weight. All 3 pieces are perfect for our Tamariki from 3 years old to 10 years old (but it is a recommendation not a given)