材质：PP、TPR。尺寸：51×46×29cm，20×22×12cm。3种颜色、2种高度，每个平衡石上分别有数字1-20内的其中1个数字，底部有一个防滑表面，可以在室内外安全玩耍。通过高低不同，锻炼幼儿肢体动作的动态平衡能力。
Just like our popular Alphabet Stepping Stones…but with numbers! Kids count their way from 1 to 20…building number recognition, counting skills, coordination & balance with every step! Each rugged stone has a number printed on top and a nonskid surface on bottom for safe play indoors & out. You get 20 plastic stones in 3 different colors & two heights. Tall stones are 8" x 9" x 5" high.
