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leesa-mattress-chill-oasis-feel at The Drift
leesa-mattress-chill-oasis-layers1 at The Drift
leesa-mattress-chill-oasis at The Drift
cover-oasischill at The Drift
leesa-mattress-chill-oasis-feel at The Drift
leesa-mattress-chill-oasis-layers1 at The Drift

Leesa

Leesa Oasis Chill Hybrid

$1,442.00 $1,010.00 Save 30%
+ IN-STORE DISCOUNT
Size: Twin

Try Leesa & Other Online Mattresses at Our Seattle Mattress Store

The Leesa Oasis Chill Hybrid is the mid-tier model in Leesa's Chill collection -- and a meaningful step up from the Studio Chill in every category. At 13.5" tall with two firmness options (Plush and Cushion-Firm), a more developed foam comfort system, and the same Chill cooling cover that defines the collection, it earns consistently solid scores across the board: pressure relief and motion isolation both reach 7.5, cooling leads at 7.5, and support and ease of movement follow at 7.0 and 7.5 respectively. NapLab gave it an overall score of 9.04 -- placing it in the upper tier of all mattresses they've tested. It's a well-balanced hybrid that works across sleep positions and body weights without asking for significant trade-offs in any single category. For average-weight sleepers across most positions who want Chill cooling in a two-firmness hybrid with real performance depth, the Oasis Chill is one of the more broadly useful Leesa recommendations.

Our ratings
Pressure Relief 8 / 10
Cooling 7.5 / 10
Support 8 / 10
Motion Isolation 7.5 / 10
Edge Support 8 / 10
Ease of Movement 8 / 10
Technical Specs
Type Hybrid
Materials Chill cooling cover, foam comfort layers, transition foam, pocketed coil support core, base foam
Weight Varies by size
Height 13.5"
Trial Period & Returns

You have 30 nights to test out our adjustable bases. If it's not the one, we'll arrange a hassle-free pickup for a $99 return fee. At this time, we don't allow exchanges on adjustable bases. See full return policy details.
Size: Twin

MEET THE LEESA OASIS CHILL HYBRID MATTRESS

Firmness, Construction, and Performance

At The Drift, we take mattresses (and your sleep) seriously. That starts with what your bed is made of and how that translates to its feel and durability. Let's dive in.
leesa-mattress-chill-oasis-feel at The Drift

Feel & Firmness

  • Firmness Level: Available in two options -- Plush (around 4 out of 10) and Cushion-Firm (around 6 out of 10). Both are available in our showroom. The Plush is better suited to side sleepers and lighter body weights; the Cushion-Firm works well for back sleepers, heavier side sleepers, and most average-weight stomach sleepers.
  • Feel Description: The Chill cover is immediately cool to the touch -- noticeably cooler than a standard knit cover. The foam comfort layers provide a graduated cushioning quality beneath it, with the Plush offering more surface give and the Cushion-Firm providing more structured resistance. The coil core below adds the natural bounce and structural support that distinguishes this from the all-foam alternatives in the Leesa lineup. The overall character is cool, balanced, and responsive.
  • Our Take: The Oasis Chill Hybrid's NapLab score of 9.04 is the best external validation available for its well-rounded performance. No single category exceeds 7.5, but none falls below 7.0 either -- a consistency that most mattresses at this price point don't achieve. The two firmness options make it more flexible than the Studio Chill for a wider range of sleepers, and the 13.5" profile gives it more construction depth. For average-weight sleepers who want Chill cooling in a well-balanced hybrid without specializing heavily, the Oasis Chill is the most broadly applicable recommendation in the Chill collection at this tier.
leesa-mattress-chill-oasis-layers1 at The Drift

Construction & Materials

Height: 13.5"

Design: Mid-tier cooling hybrid with Chill cooling cover and two firmness options. NapLab overall score 9.04. 100-night trial | 10-year limited warranty.

Layer Breakdown:

  1. Chill Cooling Cover: Active cooling cover with cooling fibers engineered to draw heat away from the sleep surface and maintain a cooler temperature throughout the night. The defining feature across all Chill collection models.
  2. Foam Comfort Layers: More developed than the Studio Chill, with multiple foam layers providing graduated cushioning depth. The Plush version has softer foam calibration; the Cushion-Firm has denser foam for more structured support.
  3. Transition Foam: A denser foam layer between the comfort system and the coil core, distributing weight evenly and maintaining even support across the sleep surface.
  4. Pocketed Coil Support Core: Individually wrapped coils provide structural lumbar support, promote 360-degree airflow through the mattress interior, and contribute to the edge support and ease of movement scores. The coil system at 13.5" has more depth than the Studio Chill's shallower construction.
  5. Base Foam: Foundational support layer for long-term structural durability.

Why It Matters: The Oasis Chill Hybrid's additional height over the Studio Chill translates to a more developed comfort system with more foam layer depth and a taller coil core -- both of which produce measurably better performance across the rating categories. The two firmness options add flexibility that makes the Oasis Chill a more broadly applicable recommendation across sleep positions and body weights. The NapLab 9.04 score reflects a mattress that performs above the average hybrid in a comprehensive evaluation framework.

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Our Ratings & Advice

We've tested over 1,000 mattresses in the last 10 years and helped serve better sleep to over 1 million shoppers. Our ratings are born out of lab-based testing and real world evaluations.

Performance Breakdown

 Category Our Rating Summary
Pressure Relief 8 / 10 Strong performance. In lab tests, lighter/average-weight testers had very low pressure map scores on the Sapira Chill. Heavy sleepers (230+ lbs) reported slightly more pressure.
Cooling 7.5 / 10 Above average. The cooling cover and airflow coil core help mitigate heat, though some testers still noted moderate heat retention compared to ultra-cool hybrids.
Support 8 / 10 Good all-round support thanks to the zoned coil core. Best for back and combo sleepers in our view. Heavy stomach sleepers might want a firmer feel.
Motion Isolation 7.5 / 10 Decent. Given the coil core and responsive surface, you’ll feel less partner motion than very bouncy beds, though not as "dead" as dense foam models. 
Edge Support 8 / 10 Very good. Review testing measured excellent edge support (sitting sinkage ~3") and good lying-on-edge feel.
Ease of Movement 8 / 10 Very good for a hybrid. The quick responsiveness and moderate bounce make repositioning easy - great for combo sleepers.

Sleep Position Ratings

Very good in the Plush option. The softer foam calibration provides meaningful shoulder and hip pressure relief for average-weight side sleepers. Lightweight side sleepers under 130 lbs will find the Plush most effective. Average-weight side sleepers between 130 and 200 lbs should test both options.

Very good in the Cushion-Firm option. The firmer foam calibration and coil core provide solid lumbar support and hip alignment for average-weight back sleepers. The Plush may allow more hip sink than heavier back sleepers prefer.

Good in the Cushion-Firm for lighter stomach sleepers up to around 180 lbs. Heavier stomach sleepers should compare with the Sapira Hybrid or Sapira Chill Hybrid.

Very good. The 7.5 ease-of-movement score and two firmness options make the Oasis Chill one of the more capable combination-sleeper options in the Leesa lineup. The Cushion-Firm works well for combination sleepers who move between back and side positions at average body weights.

Final Verdict

The Leesa Oasis Chill Hybrid is Leesa's most balanced and well-reviewed mid-tier Chill hybrid -- a 13.5" two-firmness option that earns consistent 7.0 to 7.5 scores across all six rating categories alongside a NapLab overall score of 9.04. No single trade-off dominates the profile. For average-weight sleepers across most positions who want Chill cooling in a genuinely well-rounded hybrid with firmness choice, the Oasis Chill is one of the most broadly applicable recommendations in the Leesa lineup.

Best For

  • ✓ Average-weight back and side sleepers who want Chill cooling in a two-firmness mid-tier hybrid
  • ✓ Couples who want above-average motion isolation alongside cooling and balanced support
  • ✓ Hot sleepers who want consistent, all-night thermal management in a well-rounded hybrid
  • ✓ Combination sleepers at average body weights who want good ease of movement and firmness options

Not Ideal For

  • ✗ Lightweight side sleepers who need the deepest pressure contouring -- compare with the Plush option in-store
  • ✗ Heavier sleepers above 230 lbs who need purpose-built construction
  • ✗ Shoppers who want the highest cooling scores in the Leesa lineup -- the Legend Chill Hybrid leads there
  • ✗ Those with demanding lumbar support needs -- compare with the Sapira Hybrid

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Why Shop Local?

Try Before You Buy — Right Here in Seattle

Visit our Seattle mattress showroom to experience the Leesa Oasis Chill Hybrid in both firmness options. Our team will:

  • Help you identify which firmness best matches your sleep position and body weight, and compare the Oasis Chill directly with the Studio Chill and the Sapira Hybrid for a complete picture of where it fits in the Leesa lineup.
  • Walk you through what the NapLab 9.04 score means in practical performance terms, and help you feel whether the Oasis Chill's balanced character is what you're looking for.

Shopping locally means making a two-firmness hybrid decision based on how both options actually feel -- not guessing which is right from a description. The Oasis Chill Hybrid is well-reviewed and well-built; knowing which firmness is the right fit is what the showroom determines.

Best Price Guarantee

We back every mattress in our Lower Queen Anne showroom with a best price guarantee. Find a lower price anywhere else, whether that's another local mattress store in Seattle or the brand's own website, and we'll match it. You get the benefit of testing mattresses in person without paying more for the convenience.

Decades of Sleep Product Expertise

As one of the most trusted voices in mattress reviews on the web, our recommendations come from real product knowledge, not a commission sheet. When you ask us which mattress fits your sleep style, you're getting an answer grounded in genuine expertise.

Locally Owned, Community Rooted

Unlike the national mattress chains scattered across Seattle, The Drift is locally owned and operated, born and built right here in the Pacific Northwest. We live in this community. Our customers are our neighbors, not just transactions. That means honest recommendations, personal service, and a mattress shopping experience that actually cares whether you leave with the right bed, not just any bed.

Personalized, No-Pressure Guidance

Shopping for a mattress shouldn't feel like a hard sell. At The Drift, our team takes the time to understand your sleep style, health considerations, and preferences before recommending a single mattress. No commission-driven pressure, no pushing whatever's on sale. Just honest guidance aimed at finding the mattress that's actually right for you.