Casper Snow
Quick Overview
Type: All-foam mattressFirmness: Medium-firmHeight: Approximately 11 inchesSpecial Features: Breathe Flex breathable top foam, Align Memory Foam for pressure relief, and a durable Casper Core support base

Why You’ll Love It
The Casper One offers a streamlined, no-fuss sleep experience built with thoughtful engineering. Its three-layer design delivers breathability, support, and comfort without unnecessary extras. The top foam layer allows air to circulate, the middle memory foam layer hugs your body, and the sturdy base keeps everything aligned and supportive night after night. It’s ideal for sleepers who want a dependable foam mattress with balanced comfort and a medium-firm feel.

Key Features
Breathe Flex FoamA breathable top layer with open-cell design to improve airflow and reduce overheating while you sleep.
Align Memory FoamA pressure-relieving middle layer that contours to your body and eases tension at common pressure points like shoulders and hips.
Casper Core Support BaseA dense foam foundation that resists sagging and helps maintain spinal alignment over time.

Ideal For

Back and stomach sleepers needing stable, consistent support

Anyone seeking a medium-firm feel with a comfortable top layer

Sleepers who want quality without the complexity or cost of hybrid systems

Bedrooms or setups where simplicity and space efficiency are key

Sizes & Dimensions

Size
Dimensions (W × L × H)
Ideal For

Twin XL
38″ × 80″ × 11″
Compact spaces, growing teens, dorms

Full
53″ × 75″ × 11″
Single adults who want extra room

Queen
60″ × 80″ × 11″
Most couples or adult sleepers

King
76″ × 80″ × 11″
Couples who want maximum space

California King
72″ × 84″ × 11″
Taller individuals or large bedrooms

Specifications

Mattress Type: All-foam

Layers: Breathe Flex foam, Align Memory Foam, Casper Core support base

Height: 11 inches

Feel: Medium-firm

Cooling: Breathable foam top layer for airflow

Edge Support: Moderate

Warranty: 10-year limited warranty

Shipping: Ships compressed in a box, expands in 24–72 hours

Trial: 100-night risk-free trial

FAQs
Q1: Is this mattress firm or soft?The Casper One has a medium-firm feel—supportive enough for back and stomach sleepers, with just enough cushion to stay comfortable.
Q2: Does this mattress sleep hot?While it’s an all-foam mattress, the breathable Breathe Flex top layer is designed to allow airflow and help manage heat retention.
Q3: Is it good for side sleepers?Lighter side sleepers may find it comfortable, but those who prefer a plush, deeper sink may want a softer option for pressure relief.
Q4: What foundation works best with this mattress?It’s compatible with any sturdy, flat base including platform beds, adjustable bases, or traditional box springs designed for foam mattresses.
Q5: How long should I wait before sleeping on it?Let the mattress fully expand for 24 to 72 hours after unboxing before using it.

Discover comfort made simple.
Try the Casper One today at Boise Mattress and find out how supportive, breathable foam can transform your night’s sleep. Stop by and test it out in person.