Lowepro Pro Runner 450 AW Backpack (Black) is designed to carry and protect a Pro digital SLR camera with attached lens (up to 300mm f/2.8) plus 4-6 lenses or flash, accessories, laptop with a screen up to 15.4″, tripod or monopod and personal items. It is made from weather-resistant 600 denier square rip-stop polyester with a padded interior plus removable, padded inserts and adjustable dividers. The pack has an All Weather AW Cover that protects the camera gear from the elements. It also has rain flap lids that covers the zippered closure and offers added weather protection. There is a Hideaway Tripod Mount with foldout holder that secures a compact tripod or monopod. The SlipLock attachment loops will allow the addition of optional accessories. The backpack is carried by a durable rubber grab handle or adjustable, thickly padded shoulder straps with 5 adjustment points.