• Set of 100 classic 2x4 building blocks, fully transparent and compatible with Lego pieces and other major brands. • Ideal for all ages, they encourage creativity and imagination in both children and adults. • Made with high-quality ABS plastic, ensuring durability and a perfect fit with other blocks. • Help improve hand-eye coordination and contribute to mental development. • Dimensions of each block: 1 cm wide, 0.5 cm high, and 1 cm long. • Total product weight: 0.1 kg.