Provide IP67 level dust and water protection for musical instruments, firearms, or tools using this customizable Weatherproof Hard Case from Monoprice. The IP, or Ingress Protection, rating is a two digit value that indicates the level of protection provided by the cases. The IP67 rating of this case means that it provides complete protection against dust and other solid particles and that it can withstand up to 30 minutes of submersion in water at up to 1 meter depth. The case is constructed of impact and ultraviolet resistant polypropylene and has a fully customizable foam interior for superior shock protection. A pressure relief valve allows you to slowly and safely equalize the pressure inside and out.