36 SQUARE FEET 36 interlocking puzzle pieces 12x12 each with 24 border pieces covers a 6x6 area when combined or just use a portion to cover a small area EDUCATIONAL Bright primary colors with popout letters and numbers help to stimulate your babys early childhood development SAFE The soft textured EVA foam is free of toxic phthalates and creates a comfortable play area for children ages 3 and up PROTECTIVE FLOORING High density durable foam provides protection for your child in areas with wood or tile floors EASY TO USE The puzzle pieces are quick and simple to assemble and can be pulled apart easily for storage material is easy to clean