These building boards are the perfect complement to the 12 piece rainbows, tunnels and semicircle (10675/10676). So many wonderful balancing and skill games as well as new construction projects can be created, leading to even more open ended play.
Finished with a mix of different natural oils with linseed oil as the main ingredient. This blend consists of linseed oil, olive oil, thistle oil, walnut oil and soybean oil.
