Mainstays Warming Coffee Mug w/ Coaster & Lid: $25


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Walmart has the Mainstays Warming Coffee Mug, 12oz. Stainless Steel Coffee Mug with Mug Warmer Coaster and Lid on sale for $24.88 (50% Off | Reg. $50). Free shipping with Walmart+ (free 30-day trial + get Free YouTube Premium, Apple Music, Xbox Game Pass & More) otherwise free shipping over $35.



  • 12oz. Self-heating coffee mug
  • Three adjustable temperature levels: 135°, 140°, or 145° F
  • Built-in rechargeable battery keeps your beverage perfectly warmed or up to 2 hours, or keep it on the charging coaster for prolonged heating
  • Auto-shutoff safety feature after 3 hours on charging coaster, or is mug is empty
  • Anti-spill lid keeps drinks in your cup, not on your lap
  • Perfect for coffee, tea, hot chocolate, and more
  • Mug is safe to handwash with sturdy stainless-steel design
  • Includes charging coaster, lid, and power adapter
  • Specs: Input – 12V/1.5A; Power – 18W; Battery Capacity – 7.4V/2000mAh


  • 4.9 out of 5 stars based on 558 ratings at Walmart.
Posted: June 17, 2024 at 4:19 pm