This is a Wooden Blocks 45 Piece Set produced by the good folks over at Eco Bricks. 

Eco Bricks are creatively crafted, compatible to scale, natural wooden blocks. They are environmentally friendly, biodegradable, construction blocks that allow for personalization with crayons, markers, paint, stain, or even can carve them. 

A great building set!

Recommended Age: 4

Condition: Brand New