Hydrophobic Sand Test Tube

Description

Place the sand in water and it will retain it’s shape, appearing like dry sand. This amazing magic trick allows kids to mould and build sandcastles underwater, maintaining the look and feel of dry sand. You won’t believe your eyes. The coloured sand comes in a handy test tube for storage. Keep the lid sealed and you can reuse your hydrophobic sand again and again. Magic sand is an amazing novelty gift for kids that defies imagination.