Wide-Mouth PassPort IP2 Bottle, HDPE bottle, PP screw closure Safe, durable, cost-efficient line of wide-mouth bottles for packaging and transporting hazardous materials. Recommended for customers who are designing, assembling and certifying their own combination packaging. Split- and puncture-resistant. Wide mouth allows for easy filling of dry materials or liquids. Heavy duty walls. Molded into the bottom: IP2 marking, material, volume, registration notch and NALGENE brand name. Evaluated at 15 psi (103 kPa) per 49 CFR 173.27 (c) (2), ICAO Technical Instructions Part 3-1, 1.1.6.1, and IATA Dangerous Goods Regulations Section 5.0.2.9. Leakproof†