TE 1/4" Morsetto per Tubo Irrigazione, 100 Morsetto a Molla per Tubo Doppia Linea, Drip Irri
And you don't need to worry about excessive water pressure or aging of the pipes causing leak water or system disconnect. but, they are different from screwed hose clamp. Then use needle nose pliers to shape them and get a good secure fit.