Trek Tumbler Flip Lid

Name: Trek Tumbler Flip Lid
Brand: Simple Modern
SKU: SKU-329923-default
Price: 8.63 USD
Availability: InStock
Rating: 4.4 (11 reviews)

$8.63 ~~$11.99~~ In stock

Category: Accessories

Quarter Turn Lid: Threading technology allows four different lid placements for your drinking hand preference
Insulated: Flip Lid is double walled, keeping your drink the ideal temperature for hours
Leak-Proof: Flip Lid prevents spills and leaks when in the closed position

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.4 / 5 · 11 reviews)

Ava ★★★★★ Aug 13, 2026

The quarter-turn lid is such a simple idea but it makes a huge difference when you're left-handed like me. I can finally set the lid exactly where I want it and my tea stays hot for a solid few hours.

Violet P. ★★★★★ Aug 11, 2026

The quarter-turn lid is such a small thing but it makes a huge difference—I can finally sip with my left hand without twisting the cup awkwardly. And my coffee stayed hot through a whole morning of meetings, which honestly never happens with other tumblers I've owned.

Samuel N. ★★★★★ Aug 10, 2026

The insulation genuinely holds up — I poured coffee at 7am and it was still warm past noon. The quarter-turn lid clicks into place firmly, and having four positions means I can sip comfortably whether I'm holding it left or right.