Based on 7 r/BuyItForLife mentions

AUTOSEAL West Loop Vacuum-Insulated Stainless Steel Travel Mug

$29.49

Contigo

Confidently take your drink anywhere. Our AUTOSEAL lid is 100% leak- and spill-proof, while THERMALOCK stainless steel vacuum insulation keeps drinks hot up to 11 hours and cold up to 24. BPA-free. Hand-washable body. Top-rack dishwasher-safe lid.

Reddit mentions

  • “From a "keeps stuff warm or cold, doesn't let liquids spill on my tech" perspective, Contigo's (with an Autoseal lid specifically) are absolutely amazing and I cannot recommend…”
  • “Let me sing you a sad song with the accompaniment of the world's smallest violin. It is a song about the Contigo Auto-Seal, discontinued several years ago. My final bottle…”
  • “Ehh, for me, the time spent on cleaning the lid is worth it. I have found nothing that seals even half as well as these Autoseal lids. I work around a lot of tech. Cleaning the lid…”
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Product details
Brand
Contigo
Type
Travel Tumbler
Capacity
16 fl oz, 20 fl oz, 24 fl oz