Contents: Open Bricks building plates, 32 x 32 (25.5 x 25.5 cm), pavement, 2 pieces. Compatible: The OPEN BRICKS building plates are 100% compatible with leading brands. Stackable: The special thing about the plates is the possibility to build them on both sides. Fun guaranteed: with the OPEN BRICKS building plates, it will never get boring. Build giant cities or dreamlike castles, there are no limits to creativity., Manufacturer: Open Bricks