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Mouldable non-Newtonian compound that will mesmerise little minds!, Pack of 10 For ages 3+ Mess free fun, An incredible mouldable compound that doesn’t dry out, is mess free and can be used to create amazing shapes, characters or constructions! But, the magic is the Skwooshi effect... one minute you are moulding with it, the next minute it's flowing like sand through a timer. Then it instantly transforms right back into moulding dough. Skwooshi is a non-Newtonian fluid and it's properties are mesmerising! Suitable for ages 3+. Pack of 10 assorted colours.