The 12 x 5 Bottle Holder will hold a tall insulated container or a bottle of wine. Main compartment: 12 high x 5 diameter, padded, with drainage grommet. Frontal: 7 x 4 x 1.5 with elastic retention. PALS attachment webbing: Front and sides. Attachment1: D-rings for optional shoulder strap. Attachment2: Long Malice clips (sold separately). Attachment3: Keyper quick release hook on back.