Everyday Versatility and Mountain Day Utility Materials bluesign® Approved 250D Polyester Twist Stripe Dobby / bluesign® Approved 420D Nylon Oxford with C0 DWR and PU Backing Details Dimensions: 19in x 12in x 7in / 49cm x 31cm x 19cm; Weight: 1.6lbs; Volume: 30L; Adjustable Sternum Strap, Dual Side Water Bottle Pockets, Ergonomic Ventilated Shoulder Straps External Daisy Chain Attachment, External Zippered Accessory Pocket, Fleece-Lined Goggle/Accessory Pocket, Glove Friendly Buckles Hydration Compatible Laptop Sleeve. Internal Zippered Pocket with Key Clip. Padded Hip Belt, Plush Air Mesh Back Panel with Airflow Zones, Removable Board Carry System bluesign® approved materials use only safe chemicals and reduce impact on both humans and the planet during manufacturing