Each of the 12 figures (Pentominos) is created out of 5 small cubes. Each figure can be a template for puzzling with all 12 figures. 12 pieces in a wooden box with plexiglass top. Materials: lime wood, non-toxic water based color stain/non-toxic plant based oil finish. Size: frame 21.5 x 13.5cm, single blocks 6-10cm.