• Light Bluish Gray Brick Set: 80PCS 1x1 bricks, 80PCS 1x2 bricks, 50 PCS 1x4 bricks, 50 PCS 2x2 bricks, 60 PCS 2x4 bricks, total 320 pieces
• Expansibility: 5 sizes of blocks in classic colors, so you can always find the most suitable and stable connection points during the building process, also a very good choice for decorating and supplementing your block creations
• Durability: These blocks are made of high quality ABS plastic, smooth surface, durable, after many tests, the fit is always firm
• Compatibility: Compatible with classic major brands, can be combined with other brands of blocks to build a tight fit and create more possibilities
• Notice: recommended age range is 4 years old and up. Small pieces and parts, kids play under adult's supervision