1. 3D Embossed Soft Blocks, Different Emboss on 6 Sides, Better Tactile, Realistic and Interesting 2. Formaldehyde Free, BPA Free, PVC soft Rubber Material Safe and Non-toxic 3. Also Bath Toys, Can float on the water and spray water 4. Early Education When Play - Simple Number Addition and Subtraction. Exercise Logical Thinking Ability - Color perception,12 Blocks with 12 different colors - Animal Cognition,12 Different Animals on each ball - Graphic Touch,12 Types Different Graphics, Different Touch Feeling - Geometry Splicing Design, Each Ball can be combined together - Number cognition, Different numbers correspond to different pieces of fruits Notice Please: 1. No Original Color Box For Saving Your shipping Fee. 2. Blocks rattles colors are sent out randomly.