With 3 carry handles and plenty of space the type 5500 case is ideal for a range of environments keeping your equipment safe and dry the case shell is made of polypropylene pp certified with the stanag 4280 def stan 81 41 and ata 300 standards and has an automatic air pressure compensation valve it is strong dustproof waterproof ip67 certified and temperature resistant from 30c up to 80c the handles are rubberised cases are stackable and there are two eyelets for padlocks