Silica Gel Self Indicate 500g

Use to dry flowers or to extract moisture from any object. Silica gel changes colour as it stores moisture and can be easily dried out again. Leave on a warm radiator to dry out. It is orange when dry and green when wet. Crystal size approx 0.5mm to 1.0mm. The gel can be used as it is in the canvas material sachet provided to absorb moisture. NON Toxic. Our silica gel does not contain cobalt