Sippers, chuggers, swiggers and ice-lovers rejoice! The LARQ Bottle Swig Top was designed for easy hydrating on the go, simply snap open the cap. 24 hours cold, BPA-free and made with food-grade 18/8 stainless steel. 23 oz. This bottle does not use LARQ's PureVis technology but its double-wall insulation means that water stays cold for up to 24 hours.