The vanguard supreme 27f hard case is the smallest in the supreme series and is virtually indestructible with innovative features for unmatched strength and durability its o ring sealed waterproof to a depth of 165 feet5 meters airtight and built to withstand the most extreme conditions from 40c 40f to 95c203f anti slip rubber feet and a solid carrying handle offer extra durability inside the supreme 46f hard case are two large layers of thick hexagon shaped foam which can be pu