Otter Box Venture DryBox Clip Cooler Accessory - An ingenious attachment, OtterBox Drybox Clip snaps onto your Drybox 3250 Series and then onto your Venture Cooler. Keep tiny tools and fishing flies on hand with this nifty clip. Attaches Drybox 3250 Series to Venture CoolersClips on and off easilyPolycarbonate