Embodying translucent hues in the purest form, the Stone Collection emulates the most coveted semi-precious gems. Featured in a durable stone-like texture for added grip, the muted color palette simulates the raw delicacy of the minerals. Introducing the 40oz Traveler, the ideal companion for all-day hydration, long excursions and intense workouts. This features a wide-mouth opening, insulated stainless steel cap and soft-touch silicone handle, plus is beautifully contoured to fit in your hand or your backpack with ease. Thanks to our Therma-S’well Technology and triple-layer, vacuum insulation, the 40oz Traveler continues S'well's legacy of superb thermal performance by keeping your beverages cold for 43 hours or hot for 20.