Simple Modern 40oz Trek Tumbler with Handle & Straw Lid

The Simple Modern 40 oz Trek Tumbler is a double-wall vacuum-insulated stainless steel travel mug designed for all-day beverage retention. It holds 40 oz of liquid in a cup-holder-friendly design that fits standard automotive cup holders. The tumbler features a flip-lock straw lid with a carrying handle and is constructed from 18/8 stainless steel for durability. It keeps drinks cold for hours and hot beverages warm throughout the day. The lid is BPA-free and the tumbler itself is dishwasher safe (hand-wash recommended for longevity). Simple Modern is a trusted mid-tier brand known for quality insulation at accessible pricing. The Trek line has earned consistent 4.4+ ratings with steady review volume, appealing to commuters, outdoor enthusiasts, and everyday users seeking reliable ice retention without premium pricing.