1. Tear foil pouch and remove sponge handle. Collect sample by vigorously rubbing sponge on target area (e.g. 30 x 30 cm, 1 x 1 ft.).
2. Release sponge from the quick release handle into the Twirl-Tie™ bag provided, by pulling the clip back.
3. Close the Twirl-Tie™ bag with the wires attached and label it. No switching of gloves between sampling sites needed.