Total Protection for the Best Support Providing an excellent shock-resistant carrier for your ZOLL® AED Plus®, the Pelican Case and its molded high-density foam provide total protection from the rigors of impact, vibration, and shock. Made of high-impact structural copolymer, it is extremely strong and durable. With its exclusive 0.25Inch (6.4 mm) neoprene O-ring, and ABS latches, this case seals perfectly. The Pelican Case also includes an automatic purge valve for quick equalization after changes in atmospheric pressure. The AED Plus Pelican Case is NATO-codified and tested to MIL C-4150J (Military Standard) and IP67 (water and dust ingress protection).