Build and stack for limitless fun with the award-winning First Builders Big Building Bag. These bright primary-coloured blocks encourage hands-on exploration and open-ended play. Construct tall towers and fantastic fortresses. First Builders blocks are made big, especially for little hands to handle. When playtime is over, conveniently pack and store the blocks in our new eco-friendly, PVC-free packaging. 60 First Builders blocks for hours of play. A classic primary colour scheme encourages hands-on exploration and open-ended play. First Builders blocks are made big, especially for little hands to handle. Eco-friendly, PVC-free packaging with strap for storage and portability. Compatibility: Compatible with all Mega Blocks First Builders toys (Each sold separately). Contents: 60 pieces. Batteries Not Required. Suitable for 1 year +.