LARS NYSØM Ren 1000 ml Insulated Stainless Steel Bottle

LARS NYSØM Ren is a 1000 ml insulated stainless steel bottle with a screw cap, intended for carrying hot or cold drinks. Its slim listed dimensions and claimed insulation times suit travel and everyday use, while the hand-wash specification should be considered before choosing it for frequent cleaning.

At a glance

Listing claims double-wall vacuum insulation for up to 12 hours hot and 24 hours cold.
Screw cap with a silicone seal is described as leakproof, including for carbonated drinks.
The 1000 ml capacity is paired with a listed 406 g weight.

Price

$28.79Save 10%

Reference price: ~~$31.99~~

Price checked: Nov 12, 2026

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Pros and cons

Pros

The 1000 ml capacity provides room for a substantial drink supply in one bottle.
Manufacturer details specify 18/8 stainless steel and a silicone-sealed screw cap.
Customer feedback summary praises temperature retention, portability and reported cup-holder fit.

Cons

Hand washing is the listed care instruction, which may be less convenient than a dishwasher-safe bottle.

Technical specifications

14 specifications

Identity and capacity
Brand	LARS NYSØM
Model	Ren
Capacity	1000 ml
Color	Ash Gray
Material	Stainless Steel
Age range	Adult

Dimensions and care
Dimensions (W × H)	3.07"W x 12.28"H
Weight listed	406 g
Base diameter	3.07 inches
Care instructions	Hand Wash Only

Use and features
Recommended use	Tea
Cap type	Screw Cap
Special features	Cold 24 Hours, Double Wall, Leakproof
Theme	Sport

What to know before buying

Listing details to confirm

Insulation duration and leakproof performance are manufacturer claims, not independent measurements. One product-care field says hand wash only, while manufacturer information elsewhere says plain-coloured models are dishwasher safe but recommends hand washing for longevity. Confirm care guidance for the selected Ash Gray version before using a dishwasher.

What’s in the box

Included

Water bottle

Who is it for?

A good fit for

Buyers wanting a reusable 1000 ml bottle for tea or other hot and cold drinks.
Commuters and travelers who prefer a screw-cap bottle and value reported portability.

Less suited to

Anyone who needs unambiguous dishwasher-care instructions without checking the guidance for this color and finish.

LARS NYSØM Ren 1000 ml Insulated Stainless Steel Bottle · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 6,884 ratings

5 stars80%80%
4 stars11%11%
3 stars3%3%
2 stars2%2%
1 star4%4%

Customer feedback highlights temperature retention, appearance, portability and reported leak resistance. Those impressions are relevant to a 1000 ml insulated bottle marketed for travel, but customer accounts do not establish its performance in every condition. The listing’s claimed 12-hour hot and 24-hour cold durations remain manufacturer claims.

Positive themes

Customer feedback summary praises temperature retention, matte appearance, portability and leak resistance.
Customers are reported to appreciate its fit in cup holders and backpacks.

Frequently asked questions

How much does the LARS NYSØM Ren hold?

The listed capacity is 1000 ml.

How long does it claim to keep drinks hot or cold?

The manufacturer claims up to 12 hours hot and 24 hours cold with double-wall vacuum insulation.

Can it be used for carbonated drinks?

Manufacturer information says it is suitable for carbonated drinks and describes a screw cap with a silicone seal as leakproof.

Is the Ash Gray bottle dishwasher safe?

The care details conflict: one field says hand wash only, while manufacturer information says plain-coloured models are dishwasher safe and recommends hand washing for longevity. Confirm the guidance for the selected version.