Description: - 【Rainbow Building Cubes】: Sensory training toys, highly transparent cube can be stacked into interesting shapes, with unique transparent designs that under the sunlight. - 【Material】: The rainbow building blocks set is made of acrylic material, and the box is made of solid wood, which is safe and , smooth and . - 【Early Education Toys】: The rainbow acrylic gemstone cubes are sure to children's attention and keep them entertained for hours. - 【Teaching Aids】: Stacking game has suitable size, wooden box storage, lightweight and easy to carry, suitable for children to play. - 【 Gift】: This fun and unique toy is a great preschool gift for children.Size Chart:40pcs: Square: 2.5cmx2.5cmx2.5cm/0.98inx0.98inx0.98in30pcs: Rectangular: 5cmx2.5cmx2.5cm/1.97inx0.98inx0.98in35pcs: Rectangle: 5cmx2.5cmx2.5cm/1.97inx0.98inx0.98in; Square: 2.5cmx2.5cmx2.5cm/0.98inx0.98inx0.98in; Large square: 5cmx5cmx2.5cm/1.97inx1.97inx0.98inPackage Includes:Optional:40pcs Cubes Blocks with Wooden TrayOr30pcs Cubes Blocks with Wooden TrayOr35pcs Cubes Blocks with Wooden Tray 【Material】: The rainbow building blocks set is made of acrylic material, and the box is made of solid wood, which is safe and , smooth and . 【 Gift】: This fun and unique toyis a great preschool gift for children. 【Teaching Aids】: Stacking game has suitable size, wooden box storage, lightweight and easy to carry, suitable for children to play. 【Rainbow Building Cubes】: Sensory training toys, highly transparent cube can be stacked into interesting shapes, with unique transparent designs that under the sunlight. 【Early Education Toys】: The rainbow acrylic gemstone cubes are sure to children's attention and keep them entertained for hours. Size Small Color 35pcs Theme Rainbow Brand Name Kokiya Model Name as described Unit Count 1.0 Count Item Weight 2.7 Pounds Manufacturer Kokiya Material Type as described Item Dimensions 11.81 x 7.48 x 1.38 inches Included Components as described Is Assembly Required No Age Range Description Adult Educational Objective as described Manufacturer Part Number 57091519154257136 Manufacturer Maximum Age MONTHS 999 Manufacturer Minimum Age MONTHS 36