Dip coated foam dice (Paypal avaliable for small order quantity) Plenty dices could be the teaching aid for children learning number, color and mathematics when playing. More feature and detail as below: 1. Coated with specialized material, durable but pleasant to touch.2. Made of special macromolecule material, safe, non-toxic, environmental friendly.3. Flat-free, do not need to inflate regularly, and the rebound is same in any season.4. Awarded the SGS certification, free of ten major heavy metal materials and chemical materials, such as toluene or formaldehyde; and meet the European and USA safety standard for children's toys.(EN-71 Part 1~3, 9~11, Cadmium and DIN53160(Saliva & Perspirattion)5. Different colours can stimulate and improve children's thinking capacity, and the design of number and dice can help them to learn while playing, such as: mathematics and letters...      //586 || this.height>586){ if(this.width>this.height){ setImgSizeWH("",this,586,586*this.height/this.width); }else{ setImgSizeWH("",this,586*this.width/this.height,586); } } } } //]]>