Hard sided carrying case with foam insert, 58 L quad gas cylinder (25 ppm H2S, 100 ppm CO, 18% O2 & 50% LEL), 1 ft sampling probe, air stone particulate filter, 10 ft sampling hose, hand aspirator pump, 3 ft calibration/test hose with Quick Disconnect, calibration caps (Multi Gas Clip & MGC Simple/Simple Plus), 0.5 lpm regulator and GCT IR LINK.