Features: -Learning by playing: AS Albert Einstein said: Play is the highest form of research. This magnetic building block set can help your boys or girls to encourage creativity, brain development, and critical thinking. These magnetic toys can provide hours of endlessly creative play. -Top Quality and Affordable: Made of non-toxic and durable ABS plastic, food-grade plastic material. Round edge design without the sharpness of each block, no worry about hurting your kids little hands. -Develop Multiple Skills: Colour and shape recognition, imagination and creative ability, fine motor skills, manipulation ability, thinking and problem solving ability, building blocks and design ability are developed while playing Amosting magnetic building blocks. -Compatible with other brands: Compatible with other similar size magnetic tiles. Would be great add-on for those magnet tiles you already have. Specifications: -Age Range: 3 Up -Material: ABS Plastic and Magnet Package Inclusions: -50pcs: 30 x Triangle, 20 x Quadrangle -100pcs: 60 x Triangle, 40 x Quadrangle -200pcs: 120 x Triangle, 80 x Quadrangle -300pcs: 180 x Triangle, 120 x Quadrangle -400pcs: 240 x Triangle, 160 x Quadrangle -500pcs: 300 x Triangle, 200 x Quadrangle Notes:-Actual colors may vary due to computer monitors displaying colors differently. -Due to the nature of the manufacturing process and manual measurement, product sizing may vary slightly.