These Scuba scooters are generally designed to be neutrally buoyant, which means that they will neither float nor sink, but stay where you left them. on peut aussi mettre du concombre: on le coupes en deux raks le sens bile la longueur puis on le débite en petites tranches. Perso https://www.metooo.it/u/682717552c0e773109f6f2f4