There are two press studs at the top pf the briefs which the system transmitter is attached too. The briefs have copper sensor wires, which when moisture is detected send a signal to the transmitter/receiver and an alarm sounds.
Pants are of regular but advise going for a larger size if your child is between sizes.
Pants should be washed in 60 degrees prior to wearing to remove the coating off the copper, ensuring optimal urine detection.
In order to offer the clearest sizing information possible, the sizes listed below show the waist size in inches from an un-stretched to a stretched state.