The new and improved Rambler 10 oz is designed to keep drinks fresh. Crafted from puncture-resistant 18/8 stainless steel, combine the strength of your brand with the proven performance of YETI®. Double-wall vacuum insulation ensures beverages remain at the desired temperature until the very last sip, while the included MagSlider™ Lid offers a smooth, reliable opening. Featuring a space-saving stackable design, this versatile lowball creates a seamless transition from the desk to the weekend. To ensure the long-term brilliance of the finish, hand-washing is recommended.