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Images: Shifman. Shown size and configuration may vary.

Shifman

Jupiter

Name: Shifman Jupiter
Brand: Shifman

Best for: Firm, flippable innerspring

An 11.5″ two-sided innerspring mattress with 450 coils (13 gauge, double offset), made in Newark, NJ; Shifman calls the feel “Balanced Firm”.

Good to know: The spec table says it isn’t adjustable-base friendly; sold only through retailers, which set the price and return terms.

Type: Innerspring
Height: 11.5″
Sizes: Made to order + custom

Made to your measurements · 11.5″

Where to get it

shifmanmattresses.comQueen $6,800 · checked Oct 17 Get a quote

Returns: Not published by Shifman; set by the selling retailer Details

We may earn a commission if you buy. Check the price for your exact size and height on the seller’s site.

The short version

Worth a look if

Firm, flippable innerspring

Good

An 11.5″ two-sided innerspring mattress with 450 coils (13 gauge, double offset), made in Newark, NJ; Shifman calls the feel “Balanced Firm”.
Trial: Not published by Shifman; set by the selling retailer
One long-time owner said their Shifman showed no sag, firmness loss or edge breakdown and they could still sit on the edge without sliding off.
Height: 11.5″

Think about

The spec table says it isn’t adjustable-base friendly; sold only through retailers, which set the price and return terms.
Two Bloomingdale’s buyers reported the mattress sinking or developing low spots within about a month.
One of them said the store charged a 10% fee to take the defective mattress back.

Based on the maker’s published specs and terms, and the owner reviews linked below. We haven’t slept on it. Something wrong? Tell us.

What owners say

From owners of a related model A small set of real reviews, each linked to its source. Not a star rating.

Small sample · 3 owner reports

GoodBed's Shifman page (mostly not split by model) mixes reports of long-lasting support with complaints of early sagging in pillow tops.

What people liked

One long-time owner said their Shifman showed no sag, firmness loss or edge breakdown and they could still sit on the edge without sliding off. Source ↗

What to weigh up

Two Bloomingdale’s buyers reported the mattress sinking or developing low spots within about a month. Source ↗
One of them said the store charged a 10% fee to take the defective mattress back. Source ↗

Sources & sample limits

3 written GoodBed owner reviews (brand page, page 1); most other entries are ratings only Sample: 3 owner reports.

The written reviews name only 'Shifman', not this model; returns are set by the selling retailer. Reddit returned HTTP 403 to automated requests.

Research checked October 14, 2026. These are sourced observations, not our own product tests or a star rating.

Every size it comes in

Made around your measurements. The maker confirms width, length, height and any cut corners before building it.

How it compares

Beside the most similar mattresses from other brands.

	JupiterShifman	Magnolia MattressCustom Comfort Mattress	Sonoma MattressCustom Comfort Mattress	Opulence PillowtopLebeda Mattress Factory
Type	Innerspring	Innerspring	Innerspring	Innerspring
Queen price	$6,800	$5,225	$8,370	$4,149
Height	11.5″	13.5″	11″	—
Trial	See terms	365 nights	365 nights	See terms
Odd sizes	None	None	None	None
Expert reviews	None yet	None yet	None yet	None yet

What’s inside

14 Layers of Natural Cotton
2Plush Dacron (hypoallergenic comfort layer)
3Springs: 450 Coil 13 Gauge Extra Hi-Profile Double Offset
4Foundation: 8-Way Hand-Tied Boxspring

Feel: Balanced Firm
Height: 11.5″
Custom sizes: Yes, the maker builds to your measurements

Returns and ordering

Trial and returns

Not published by Shifman; set by the selling retailer

Before you order

Measure inside the frame, not the old mattress
Check clearance above for the height you pick
Make sure your base supports it
Buy sheets in the same exact size

Questions

What is it made of?

Two-sided, hand-tufted innerspring on 450 coils (13 gauge, double offset). Layers: 4 layers of natural cotton; plush Dacron (hypoallergenic comfort layer). 11.5″ tall. Foundation: 8-Way Hand-Tied Boxspring. The spec table marks it as not adjustable-base friendly.

How firm is it?

Balanced Firm That’s the maker’s description; we haven’t measured it.

Which sizes and heights can I get?

It’s made to your measurements. Confirm your exact size and height with the seller.

Are the reviews about this exact mattress?

From owners of a related model. The written reviews name only 'Shifman', not this model; returns are set by the selling retailer. Reddit returned HTTP 403 to automated requests.

Where did this information come from?

Checked 2026-10-17. Specs and terms can change.