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Sponge sand is children's play sand with sponge texture, made from EVA resin powder and quartz sand through foaming, mixing and granulation, with particle size 0.2–0.6mm, fluffy touch like sponge, good elasticity and not easy to break.It is free of BPA, it is suitable for sensory games and decompression interaction of children over 4 years old. Its soft and resilient characteristics can reduce the risk of bumps during children's play, and the color can be customized into macaron colors with strong visual appeal, making it an interesting material for parent-child interaction and children's decompression.