Perfect for developing baby tactile senses and motor skills.sensory ball improves hand-eye coordination & improve socialization skills.large size allows easy interactive play with older siblings or adults, every child will enjoy soft ball for fun and therapy sensory balls are effective in massage stimulation. Features: 1.Simple number addition and subtraction, color perception, animal cognition, exercise logical thinking ability.education at play. 2.3d embossed soft blocks, different emboss on 6 sides, better tactile, realistic and interesting. 3.Safe and non-toxic material, heat-resistant, can be boil to disinfect without deform. 4.Will make a sound when squeeze, auditory and touch feeling training when grasp. 5.Easy education when play, also bath toys, can float on the water and spray water. Specification: Condition: 100% brand new Weight: 400g Material: Plastic Packing size: 21*15.7*6cm/ 8.26*6.18*2.36 inch (approx) Product size: 5*5*5cm/1.96*1.96*1.96 inch (approx) Color: multicolor Applicable age:Above6 mouth year old Package list: 10 x squares Notice: 1-2mm error might exist due to manual measurements, please kindly understand.The colors deviation might differ due to different monitor settings. 11.Simple number addition and subtraction, color perception, animal cognition, exercise logical thinking ability.education at play. 22.3d embossed soft blocks, different emboss on 6 sides, better tactile, realistic and interesting. 33.Safe and non-toxic material, heat-resistant, can be boil to disinfect without deform. 44.Will make a sound when squeeze, auditory and touch feeling training when grasp. 55.Easy education when play, also bath toys, can float on the water and spray water.