Single jacket construction with 100% virgin filament polyester. Minimum of 11.0 filler yarns per inch in the jacket. Lining thickness: 0.015" minimum; lining constructed of extruded T.P.U. elastomer. Minimum service test pressure: 150 PSIG; minimum proof test pressure: 300 PSIG. Coupling bowl size: 1 3/16". Weight: 4 lbs (per 50 ft). Meets or exceeds ULC S-519.1-95 specification.