Casting your hand with alginate and plaster

About this tutorial

Heliox tries alginate, a seaweed-based powder that, mixed with water, sets around a hand in about ten minutes. She then pours plaster into the mould to get a faithful replica. A simple, safe technique that also works for casting a child's hand or foot.

What you need

• Alginate powder
• Cold water
• Recycled container
• Casting plaster