The Portabrace PB-24LENS73 Hard Case is ideal for carrying DSLR or other small equipment and accessories. The case is watertigh and airtight. It has a pressure relief valve, easy to operate latches, and a comfortable hand grip. The case shell is constructed of a high-performance hard-resin material reinforced at the corners. The patented resin material compound is lighter than many comparable brands, which makes your gear more comfortable to carry and also saves on shipping costs.