Made of 600D polyester. this unique wheeled case features 12 separate sections. 6 permanent and 6 detachable. allowing it to securely hold bottles in place. The 6 detachable sections are designed to accommodate bottles of various sizes or to be used as a regular cooler. Completely foam padded around the case & sections. Other features include a front organizer to hold a PDA. calculator. cards pens. and incidentals. and dual side pockets for catalogs and memo pads. The soft-grip handle.locking pull-up handle and skate wheels make this convenient case pleasure to pull. The perfect piece of a beverage representative!