Once Kids | Eco-bricks Plus+ Coloured - 25 PiecesPlus+ Colour Bricks are naturally dyed and biodegradable wooden construction bricks. Plus+ Colour Bricks are twice the size of our traditional wooden bricks and are naturally dyed with water base colour, FSC certified sustainable wood, biodegradable, and a renewable resource. The colourful wooden bricks are 100% compatible with plastic bricks and wood bricks. Plus+ Colour Bricks 25 piece set are toddler sized blocks that inspire creativity! Patent