BYO by BUILT 30 Ounce Double Walled Stainless Steel Tumbler Metallic Charcoal 5211323

Price: $15.99 - $14.99
(as of Jan 27, 2026 11:13:25 UTC – Details)


This BYO by BUILT double wall large tumbler is the perfect solution for bringing hot or cold drinks on-the-go. The tumbler is made of 18/8 stainless steel with a durable, threadless, Tritan lid that easily slides open and closed for one handed drinking. The double-wall design maintains the optimal temperature of beverages, keeping your drinks cold for 8 hours, hot for 4 hours. Sized to fit in most standard cup holders. Bpa-free and holds 30 ounces. Hand-wash with warm water and a mild detergent; rinse and dry immediately.
Easy to clean designs; Fits in most cup holders and will never sweat or be hot to the touch
Keeps ice Longer and your drinks cold for 24+ hours or hot for 8 hours
18/8 double-wall stainless steel, vacuum-sealed construction maintains the optimal temperature of hot and cold beverages
Threadless, Transparent Tritan lid easily slides open and closed and helps prevent against spills; one-handed drinking
Food and lead safety tested plus it’s PVC, BPA, latex and phthalate-free