The Critical Mass bag by Patagonia is a bag built for the bikers commute, this messenger bag is designed to carry it all. Its main compartment has Pads on the back and along the contoured base to protect the contents and provide structure. A padded computer sleeve suspends a 17-inch or smaller laptop off the ground. The cover flap overlaps the sides of the bag to keep out rain; its pocket closes with a water-resistant zipper. External side pockets hold a cell phone, keys and power brick. With an adjustable shoulder strap, stowable waist strap and a reflective strip for better visibility in low light. Made from 1,200-denier polyester (100% recycled) with a polyurethane coating and DWR (durable water repellent) finish.
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