Bankers Box® At Play Cardboard Building Block, 32-ECT Corrugated Board, Assorted, 20/Pack

• Set includes blocks in two sizes (12" x 6" x 3" and 6" x 6" x 3") and three colors.
• These blocks are strong enough to hold up to 150 lbs.
• 32-ECT corrugated board with kid-friendly rounded edges provides strength and safety for hours of play. For children 3 years old and up
• Lead-free design is F963 Standard Consumer Safety Specification certified.

Young creative builders ages three years and up will love playing with these durable large cardboard building blocks. Each set features large and medium building blocks in three different colors with a fun brick design for constructive and imaginative play. Large blocks measure 12" x 6" x 3" and medium blocks measure 6" x 6" x 3". Building blocks for toddlers who can enjoy playing with others to build tall towers and have fun knocking them down. The blocks are easy to assemble but require adult assistance. Blocks are made from strong corrugated board that can hold up to 150 lbs.