Bristle Blocks by Battat – The Official Bristle Blocks – 112Piece – STEM Creativity Building Toys Dexterity Fine…

Amazon.com Price: $13.17 (as of 10/27/2021 19:40 PST- Details)

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Bristle blocks feature soft, interlocking bristles that stick together at any angle for frustration-free building.
This basic building set includes 112 pieces in assorted sizes and vibrant colors for hours of imaginative play.