Lubulona Tunnel Blocks - Fontana SALE was $65This construction set comes with four tunnel shaped blocks and 8 square wall pieces, all made of high quality solid beech wood. A perfect add on to any wooden railway set. Of course you can create so much more than just tunnels with these blocks, such as buildings, garages, bus stops etc. Suitable for ages 3+ Material: natural beech wood Packaging box size: 20. 7 x 12. 8 x 6. 1 cm