Aspects of the present disclosure relate to an insulated, waterproof, soft-side cooler. The soft-side cooler may comprise an insulated core formed form a single piece of closed-cell foam. pieces that, when joined, form a six-sided enclosure that provides exceptional insulation for food and beverages and other items stored in the soft-cell cooler. Further, the soft-side cooler may comprise a zipper configuration that allows for zipping down the middle of the top of the soft-side cooler, thus allowing for the full, six-sided insulation while also allowing for wide-mouth opening that allows users easy access into the insulated compartment.