TOOLS 3/4″” X 50′ PRO-FLOW HD GARDEN HOSE 50 FT LENGTH AND 3/4 INCH DIAMETER FOR CONVENIENCE. BRASS COUPLING IS LONG LASTING AND CRUSH PROOF. HEAVY DUTY PVC MATERIAL FEATURING “”CONTINUOUS FLOW”” DESIGN ON INNER TUBE. ANTI-BACTERIAL LINING PREVENTS DETERIORATION AND EXTENDS HOSE LIFE.