Practical Wasp Trap, for wasps in the house or outdoors, easy to catch.
Fill in 100 ml sugar water in the cases and, put 2 – 3 drops of dish-washing detergent. The detergent decomposed the surface tension of water and thus the wasp not on the water. The special design of upper and lower shell, no escape. Wasp stings are painful and very dangerous for allergy sufferers.