Making sculptures and training fine motor skills. Also ideal as desk-toy and wonderful decoration. These fantastic building blocks open new possibilities in building and creating, in combination with traditional elements, again and again new and exciting worlds of experience using a completely new design language. 13 pieces in rainbow colors. Materials: lime wood, non-toxic water based color stain or plant based oil finish. Size: L=28cm, H=4cm, single Hearts L=5-7,5cm, H=2-4cm.