The first line of defence is the mucous membrane in the nose,' said Dr Lewis. 'This acts like a sticky flypaper to trap things like dust, dirt and bacteria and prevent them getting to the lungs.

The sticky tape is still there. It's kind of like flypaper. It's still there, but it keeps from trapping other things, and it's very effective this time of year, when the insects hatch.

Simply peel off the protective cover and place the trap where you need fly paper. When it's full, just replace yellow sticky traps for gnats with a new one. Long-lasting: Our gnat traps for house ...