This 30oz tumbler is generously sized (but not oversized) with an easy-carry, comfort-grip handle and a narrow base that will fit most cup holders. The tumbler has a 180° twisted handle, which makes you hold the mugs more easliy. Suitable for long day of meetings, rowing classes, and trip out of town. The durable 30 oz tumbler, made with recycled stainless steel, is up to the hydration challenge.