The largest mosquito repellent patch measures 3 metres long and 3 metres high (9 ft 10 × 9ft 10 in) and was manufactured by Luxembourg Medicine Co. Ltd. (China) and unveiled and measured on 15 August 2009.

The oil that the patch contains is citronella oil and an active ingredient of wild tomatos called IBI-246. Only natural inredients were used in the manufacturing.