• Includes a 30x30 cm magnetic plate and four 15x15 cm plates to stabilize constructions. • Designed to start any Playmags structure with a solid base. • Compatible with other brands of magnetic pieces, ideal for expanding your collection. • Made with high-quality magnetic materials and safety tested according to US standards. • Product dimensions: 31 cm wide, 2.2 cm high, and 34 cm long. • Product weight: 0.68 kg.