... puzzle 2, colourful ( one tangram have six colour) 3,patent product 4, material:Velboa, sponge SUNNYWORLD Jigsaw puzzle-YT02002Yuanjude Industrial Co ... fabric surface, which the more flexible sponge material. The product without a hard object, the use of even more ... puzzle out many different things, like animals, people,sports action, robot,numbers, house ect, buy one tangram = buy many different ...