A safety device for a vehicle adapted to be arranged facing an airbag, the safety device including: a channel suitable for guiding the airbag, the channel delimiting a central opening for deployment of the airbag, a panel at least partially covering the central opening when the airbag is in an uninflated state, and a net having a first plane-portion being entrapped in the channel and a second plane-portion being entrapped in the panel. The net further includes a third portion extending between the first plane-portion and the second plane-portion, at least a part of the third-portion being entrapped in a receiving portion of the channel, wherein the receiving portion includes at least a portion of reduced thickness.