Battat 50-Piece Bristle Block Bucket Bristle blocks feature soft, interlocking bristles that stick together at any angle for frustration-free building. This basic building set includes 50 pieces in assorted sizes and vibrant colors for hours of imaginative play. The bristle blocks come in a sturdy plastic bucket for easy storage when not in use. The blocks in this set are compatible with Battat Spinaroo and Stackadoo bristle block sets. Recommended for ages 2 years and up. Battat is a family-owned toy manufacturer that is 114 years old and has been in North America for over 40 years. Every Battat toy has an educational value, whether it is didactic or nurturing, or collecting and creating worlds for children playing with them. Each product is always manufactured to the highest standards under rigorous safety standards. Fifty interlocking blocks with soft sturdy bristles come packed in a handy storage bucket Easy basic building pieces allow small hands to assemble with ease Helps hand-eye coordination skills