Gel Safe Moisture Trap Absorbs moisture and turns it to Gel! Unique in the UK market, this non spill / non drip moisture trap is effective and extremely easy to use. The moisture crystals are held in a "filter pack" which allows the moisture in, turns it to Gel, but lets nothing out. The safe non spill Gel makes it ideal for use in wardrobes around clothes and fabrics and where children or pets are present. Also ideal in cars and caravans, that may be moving! When the crystals have fully "Gelified" simply remove the pack, and replace with a new Refill. Safety Information Irritant. WARNING Irritant. Keep out of reach of children. Always read instructions.