Stay hydrated on the go with the owala FreeSip Sway 40 oz. Stainless Steel Tumbler. Its stainless steel construction enhances durability. The triple-layer insulation keeps your drinks cold, and its FreeSip spout with a built-in straw allows you to sip or swig. The dishwasher-safe lid and hand-washable cup makes clean-up a breeze. owala FreeSip Sway 40 oz. Stainless Steel Tumbler Peachy Keen - Thermos/Cups &koozies at Academy Sports