This non‐toxic hydrophobic sand can be moulded and formed into shapes underwater, and then lifted out to be used again and again
This amazing sand will not get wet: dump it into a glass of water, remove it with a spoon, and it will emerge completely dry!This sand is actually the closest thing to sand on Mars, and it is used in NASA Mars Exploration Classroom experiments.3 x 1lb bag.1 pack each of Red, Yellow and Blue
