Eliminating annoying, potentially harmful wasps without pesticides, sprays or chemicals, these wasp traps lure them in ... and won't let them out. Simply fill any 2-liter bottle with sugar water and screw on a hornet trap top, then hang it near patio or deck from its built-in hook. A great way to protect your family and pets from potential stings, the effective wasp catchers are perfect for backyard, pool, barbecues, picnics, camping and more. Reusable, eco-friendly wasp traps are made of durable plastic. Set of 6. Each, 2 1/4" H x 1 1/2" dia.