20 oz Blue YETI Rambler-style insulated tumbler.

and

Silver 18oz. Rambler, insulated bottle.

The Rambler series of drinkware is the first line of YETIs you can fit in your hand. And, yeah, we over-engineered these YETI Tumblers to be virtually indestructible and keep your drink as cold (or hot) as science allows. With 18/8 stainless steel construction, double-wall vacuum insulation, and No Sweat™ Design, they’re perfect for the deer lease, cleaning table, or just the times in between your outdoor adventures.