Description: - A wooden box contains two sets of ten small colorful rods and 10 digital labels - Develop ' basic math ability cognition of length - Stick length: 2.5-25 cm/ -9.8 inch - Box Size(L x W): Approx. 34 x 14 cm/ 13.4 x 5.5 inch - Color: blue and red - Material: solid woodPackage Includes:1 x Montessori Teaching Aids:Due to the manual measurement, please allow 1-2mm differences in size.Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand