The YETI Rambler 20 oz Tumbler delivers serious durability with everyday convenience. Built from rugged stainless steel and designed with double-wall vacuum insulation, this tumbler keeps drinks at the right temperature for hours. It fits most vehicle cupholders and features a splash-resistant MagSlider lid, which adds an extra barrier without promising full leakproof protection. The entire tumbler is dishwasher safe, making post-shift cleanup effortless. Ideal for active duty, range days, or the daily grind.