Can I use this tumbler with hot drinks?

Hot beverages are not recommended when the lid is in the locked position, as using a straw with hot liquid poses a scalding risk. The tumbler is designed for cold and iced drinks.

Is it really leakproof if I throw it in a bag?

Yes, the flip lid with sliding lock creates a complete seal when closed and locked, making it safe to carry in bags and backpacks. This applies to cold beverages and iced carbonated drinks.

Can I put carbonated drinks in this tumbler?

Yes, you can use iced carbonated beverages when the lid is locked. To prevent pressure buildup, maintain about a 50 percent ice-to-liquid ratio to allow room for expansion.

How do I clean the straws and lid?

The tumbler includes both a silicone straw and a stainless steel straw. Both can be cleaned with a straw brush, and the lid components should be washed regularly to maintain the seal.

Can I remove the silicone sleeve?

Yes, the protective sleeve is removable and swappable. You can take it off for cleaning or replace it if it becomes worn over time.

Will this fit in my car cup holder?

The base is designed to be cup holder friendly and should fit standard vehicle cup holders. The 35-ounce capacity sits in a tapered base that accommodates most holders.

Resa Flip 35oz | Plum

stainless steel
silicone

The 3-second version

Flip lid with sliding lock seals completely for backpack and bag carry
Includes soft silicone straw and stainless steel straw option
Removable silicone sleeve protects against dents and dings
Not for hot drinks with lid locked
Carbonated beverages need 50% ice ratio
Hand-carry handle, not a bottle loop

Why it's on GiftsFeed

Insulated tumbler with a truly leakproof lid and swappable protective sleeve

Most insulated tumblers claim they're leakproof but hedge with language about keeping them upright or avoiding pressure. This one locks shut completely for cold and iced carbonated drinks, which matters if you actually throw a water bottle in a work bag or gym tote. The removable sleeve is the other practical difference: it takes the hit when the tumbler tips off a car seat or gets knocked around in a backpack, and you can replace it without replacing the whole bottle. That combination—real sealing and real protection—makes this more suited to daily commuting than tumblers that look tough but require careful handling.

Good gift when

People who commute with drinks and need genuine leakproof performance
Anyone who wants a tumbler that survives bag toss without spilling
Cold brew and iced tea drinkers who value long insulation
Those who prefer a protective sleeve over bare stainless steel

Skip it if Not suitable for hot beverages when the lid is locked, and carbonated drinks require a specific ice-to-liquid ratio to prevent pressure buildup. If you primarily drink hot coffee or tea, or want a single vessel for any temperature, a different tumbler design will serve you better.

Specs

Capacity: 35 ounces
Material: Stainless steel with silicone sleeve
Insulation: Vacuum insulated
Cold Retention: 24+ hours
Lid Type: SlideSeal flip-lock straw lid
Straws Included: Silicone straw and stainless steel straw
Base Fit: Cup holder friendly
Handle: Integrated carry handle
Color: Plum
Leakproof: Yes, with cold and iced carbonated beverages when locked

What's included

Resa Flip 35oz tumbler in Plum
Removable silicone protective sleeve
SlideSeal flip-lock straw lid
Silicone SoftSip straw
ColdKey stainless steel straw

If you're giving it

No sizing to guess

Arrives in manufacturer packaging; consider a gift bag or wrap for presentation.

The details

This 35-ounce stainless steel tumbler combines genuine leakproof performance with features designed for everyday portability. The flip-top lid includes a sliding lock mechanism that seals completely when closed, so you can toss it in a bag or backpack without worry. The lid accommodates both a silicone straw for comfortable sipping and a steel straw option that keeps plastic out of your water.

A removable silicone sleeve wraps around the body to guard against dents and scratches, and it's swappable if you want to change colors or replace a worn one over time. The base is sized to fit standard cup holders, and a built-in carry handle makes one-handed transport simple. Vacuum insulation keeps cold drinks cold for more than 24 hours, so ice added in the morning will still be clinking by evening.

The plum finish offers a rich, muted tone that sidesteps both bright pastels and stark neutrals. This model is built for cold and iced drinks, including carbonated ones when the lid is locked—just keep the ice-to-liquid ratio around 50 percent to allow room for expansion. Hot beverages are not recommended with the lid locked, since using a straw with hot liquid presents a scalding risk. The design prioritizes function over decoration, with every element—from the dual-straw system to the protective sleeve—chosen to make daily use more practical.

BruMate

Resa Flip 35oz | Plum

Stainless steel travel tumbler with flip-lock straw lid, two straw options, and removable silicone sleeve for daily carry

$45.99at brumate.com

Quantity

Buy from BruMate

Ships and sold by BruMate. About this merchant

The 3-second version

Flip lid with sliding lock seals completely for backpack and bag carry
Includes soft silicone straw and stainless steel straw option
Removable silicone sleeve protects against dents and dings
Not for hot drinks with lid locked
Carbonated beverages need 50% ice ratio
Hand-carry handle, not a bottle loop

Cheaper alternatives

The IceFlow™ Flip Straw Tumbler | 20 OZ - Stanley Create$30

Questions

Can I use this tumbler with hot drinks?: Hot beverages are not recommended when the lid is in the locked position, as using a straw with hot liquid poses a scalding risk. The tumbler is designed for cold and iced drinks.
Is it really leakproof if I throw it in a bag?: Yes, the flip lid with sliding lock creates a complete seal when closed and locked, making it safe to carry in bags and backpacks. This applies to cold beverages and iced carbonated drinks.
Can I put carbonated drinks in this tumbler?: Yes, you can use iced carbonated beverages when the lid is locked. To prevent pressure buildup, maintain about a 50 percent ice-to-liquid ratio to allow room for expansion.
How do I clean the straws and lid?: The tumbler includes both a silicone straw and a stainless steel straw. Both can be cleaned with a straw brush, and the lid components should be washed regularly to maintain the seal.
Can I remove the silicone sleeve?: Yes, the protective sleeve is removable and swappable. You can take it off for cleaning or replace it if it becomes worn over time.
Will this fit in my car cup holder?: The base is designed to be cup holder friendly and should fit standard vehicle cup holders. The 35-ounce capacity sits in a tapered base that accommodates most holders.