Dorm mattresses are brutal, so adding a topper is a must. I tried the Sleep Mantra topper during my time, and while it’s plush, breathable, and fits Twin XL perfectly, it’s more on the soft side. It adds a nice cushioned layer but may not be firm enough if your son prefers medium firm. For solid support, I’d recommend looking into a medium firm memory foam or a thinner latex topper. those offer better structure for someone who doesn’t like super soft options. Good luck with the dorm setup! Answer from UpstreamSquad on reddit.com
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Costco
costco.com › mattress-toppers.html
Mattress Toppers, Pads & Protectors | Costco
Find the perfect mattress protectors to suit your needs at Costco. Browse through a selection of mattress toppers, pads, and protectors for better sleep.
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Twin XL Matress topper recommendation?
Dorm mattresses are brutal, so adding a topper is a must. I tried the Sleep Mantra topper during my time, and while it’s plush, breathable, and fits Twin XL perfectly, it’s more on the soft side. It adds a nice cushioned layer but may not be firm enough if your son prefers medium firm. For solid support, I’d recommend looking into a medium firm memory foam or a thinner latex topper. those offer better structure for someone who doesn’t like super soft options. Good luck with the dorm setup! More on reddit.com
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July 3, 2024
Cooling mattress topper recommendation?
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December 9, 2023
Tempurpedic cooling mattress topper: game changer
Does it actually feel cool?  Thinking about the summer! More on reddit.com
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April 18, 2025
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Costco
costco.com › home › home & kitchen › bedding › mattress toppers, pads & protectors
Farm to Home White Organic Cotton 2” Mattress Topper | Costco
Farm to Home White Organic Cotton 2” Mattress Topper
Farm to Home White Organic Cotton 2” Mattress Topper, Hypoallergenic, Organic, Machine Washable,
(4.0)
Price   $1.00
Find elsewhere
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Reddit
reddit.com › r/mattress › twin xl matress topper recommendation?
r/Mattress on Reddit: Twin XL Matress topper recommendation?
July 3, 2024 -

(Sorry for the typo in the subject line. I'm not able to edit it)

My son is going to college next month and is trying to figure out what mattress topper to buy. The mattress they provide is like a cot mattress, and this will go on top of it. He is 5'8" and weighs 168 pounds. He likes a bed that's medium to medium-firm (he finds the tempurpedic topper to be too soft). The bed will be twin XL, so it needs to come in that size.

Any advice appreciated!

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Costco
costco.com › novaform-pillow-top-gel-memory-foam-mattress-topper.product.4000345844.html
Novaform Pillow Top Gel Memory Foam Mattress Topper ...
Novaform Pillow Top Gel Memory Foam Mattress Topper 3” Cooling Gel Memory Foam & A Cool-Touch Cover 1" Quilted Fiberfill Pillow Top Adds Plush Comfort Gel Memory Foam Helps Align Your Back and Body Machine Washable and Dryable Stretch Cover 10 Year Limited Warranty
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Costco
costco.com › home › 404 - product not found
Dormeo Mattress Topper | Costco
Dormeo Mattress Topper Perfect Body Alignment with Zoned Octaspring® Technology Cradling Comfort Alleviating Painful Pressure Points Support Level: Medium Removable, Washable, Hypoallergenic Cover 10 Year Manufacturer Warranty
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Tempur-Pedic
tempurpedic.com › other-products › tempur-toppers
TEMPUR-Toppers | Tempur-Pedic
TEMPUR-Adapt® Topper - CA King
Instantly upgrade any mattress with 3" of extra-soft TEMPUR-Material™ with adaptive pressure relieving technology.
(4.4)
Price   $399.00
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Costco
costco.com › home › 404 - product not found
Hotel Grand Polyester Filled 2” Mattress Topper | Costco
Machine Washable mattress topper for easy care Made in China Material: 100% Cotton, 233 thread count cover · 100% Polyester filling Product Dimensions: Twin: 39x75 · 16" Stretch skirt (Fits mattresses up to 18") 3.1lbs Twin XL: 39x80 · 16” Stretch skirt (Fits mattresses up to 18”) 3.3 lbs Full: 54x75 ·
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Reddit
reddit.com › r/costco › cooling mattress topper recommendation?
r/Costco on Reddit: Cooling mattress topper recommendation?
December 9, 2023 -

Hey! Right now there are 3 online. Anyone have any experience w these? Thanks!

https://www.costco.com/.product.1641624.html?sh=true&nf=true

https://www.costco.com/.product.8816227.html?sh=true&nf=true

https://www.costco.com/.product.1661443.html?sh=true&nf=true

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TikTok
tiktok.com › discover › twin-xl-mattress-topper-costco
Twin Xl Mattress Topper Costco | TikTok
1 week ago - Twin XL mattress topper for college ... Topper $149.99🚨 #costco #bedroom #costcotiktok #costcofinds #home Queen Size Mattress Topper at Costco for $149.99....
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Costco
costco.com › home › home & kitchen › bedding › mattress toppers, pads & protectors
Serenity by Tempur-Pedic 3” Cooling Memory Foam Mattress Topper | Costco
Serenity by Tempur-Pedic 3” Cooling Memory Foam Mattress Topper
Serenity by Tempur-Pedic 3” Cooling Memory Foam Mattress Topper, 3 Inches of Tempur Material, Provides Pressure Relief and Reduces Sleep Disturbances, Cooling Performance Cover Designed for Temperature Regulation and Enhanced Breathability, Designed & Assembled in the USA, Medium Feel
(4.0)
Price   $1.00
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Costco
costco.com › thomasville-3"-cool-tri-zone-gel-memory-foam-mattress-topper.product.1260002.html
Thomasville 3” Multi-Zone Cooling Gel Foam Mattress ...
Shop Costco.com for electronics, computers, furniture, outdoor living, appliances, jewelry and more. Enjoy low warehouse prices on name-brands products delivered to your door
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Costco
costco.com › serenity-by-tempur-pedic-3-memory-foam-mattress-topper.product.4000310278.html
Serenity by Tempur-Pedic 3” Memory Foam Mattress Topper
Shop Costco.com for electronics, computers, furniture, outdoor living, appliances, jewelry and more. Enjoy low warehouse prices on name-brands products delivered to your door
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Reddit
reddit.com › r/costco › tempurpedic cooling mattress topper: game changer
r/Costco on Reddit: Tempurpedic cooling mattress topper: game changer
April 18, 2025 -

I think we have a 3" one we just got it yesterday somewhat on a whim for $150 and oh my goodness it is amazing, we feel like we have a new mattress. We both slept better on it than usual and my husband said he had been waking up sore before but he didn't tell me, and today he did not. We thought we had a fine mattress before, we would've rated it 8/10 but after this, we both realize our old mattress was more like a 6. Our old mattress wasn't even very "old" 2 years perhaps and it is a nectar one. Anyway. I just had to run here and say if anyone is wondering about this, it is seriously amazing.