Magpul Medium Polymer Pouch - The Magpul Medium Polymer Pouch is made from polymer infused textiles that are welded on all seams and use a genuine YKK water resistant zipper. The construction methods and materials used mean these pouches are at home in hard-use applications, like tool or bulk storage of your reloaded ammunition, as well as lighter duties like organizing your personal electronic accessories. Although these pouches are not meant to be submerged, they will keep your items dry under most wet weather situations making them a great choice for outdoor adventures. Overall Dimensions: 7inx12in Zipper Opening: 8.5in Includes Carabiner Attachment Points