Even the simple copies of Gardenakupplungen are very durable, they have to ausgedünstet sometime after more than a decade in the garden in the sun and snow all plasticisers and become brittle. Here Gardena sets now go one better and donated on the bayonet ring beautifully soft, grippy rubber linings - the hit, however, the metal ring that you can turn it even with stable Tricoflexschläuchen with all available manual force on the thread until really about nothing. The connection is for hose such tensile strength and absolutely tight (and looks good), that you know why you've spent a little more money. For high-quality hose connections (eg. As in the leisure sector, RV / caravan, etc.) and drinking water absolute recommendation!